diff --git a/.github/workflows/snapshot.yml b/.github/workflows/snapshot.yml
index f4eb995f8..c7c6dda58 100644
--- a/.github/workflows/snapshot.yml
+++ b/.github/workflows/snapshot.yml
@@ -62,7 +62,7 @@ jobs:
 
       - name: Eagerly pull Docker images
         run: |
-          docker pull mysql:latest
+          docker pull postgres:latest
 
       - name: Run tests
         run: |
diff --git a/micronaut-maven-integration-tests/src/it/test-resources-custom-dependency/pom.xml b/micronaut-maven-integration-tests/src/it/test-resources-custom-dependency/pom.xml
index 3914692d3..00172f5f5 100644
--- a/micronaut-maven-integration-tests/src/it/test-resources-custom-dependency/pom.xml
+++ b/micronaut-maven-integration-tests/src/it/test-resources-custom-dependency/pom.xml
@@ -83,8 +83,8 @@
             <scope>runtime</scope>
         </dependency>
         <dependency>
-            <groupId>mysql</groupId>
-            <artifactId>mysql-connector-java</artifactId>
+            <groupId>org.postgresql</groupId>
+            <artifactId>postgresql</artifactId>
             <scope>runtime</scope>
         </dependency>
         <dependency>
@@ -108,11 +108,11 @@
                     <testResourcesDependencies>
                         <dependency>
                             <groupId>io.micronaut.testresources</groupId>
-                            <artifactId>micronaut-test-resources-jdbc-mysql</artifactId>
+                            <artifactId>micronaut-test-resources-jdbc-postgresql</artifactId>
                         </dependency>
                         <dependency>
-                            <groupId>mysql</groupId>
-                            <artifactId>mysql-connector-java</artifactId>
+                            <groupId>org.postgresql</groupId>
+                            <artifactId>postgresql</artifactId>
                         </dependency>
                     </testResourcesDependencies>
                 </configuration>
diff --git a/micronaut-maven-integration-tests/src/it/test-resources-custom-dependency/src/main/java/io/micronaut/build/examples/BookRepository.java b/micronaut-maven-integration-tests/src/it/test-resources-custom-dependency/src/main/java/io/micronaut/build/examples/BookRepository.java
index 5c2613bce..9b8963dff 100644
--- a/micronaut-maven-integration-tests/src/it/test-resources-custom-dependency/src/main/java/io/micronaut/build/examples/BookRepository.java
+++ b/micronaut-maven-integration-tests/src/it/test-resources-custom-dependency/src/main/java/io/micronaut/build/examples/BookRepository.java
@@ -21,7 +21,7 @@
 
 import java.util.List;
 
-@JdbcRepository(dialect = Dialect.MYSQL)
+@JdbcRepository(dialect = Dialect.POSTGRES)
 public interface BookRepository extends CrudRepository<Book, Long> {
     @Override
     List<Book> findAll();
diff --git a/micronaut-maven-integration-tests/src/it/test-resources-custom-dependency/src/main/java/io/micronaut/build/examples/UserRepository.java b/micronaut-maven-integration-tests/src/it/test-resources-custom-dependency/src/main/java/io/micronaut/build/examples/UserRepository.java
index 3eeb815fc..90bc664f6 100644
--- a/micronaut-maven-integration-tests/src/it/test-resources-custom-dependency/src/main/java/io/micronaut/build/examples/UserRepository.java
+++ b/micronaut-maven-integration-tests/src/it/test-resources-custom-dependency/src/main/java/io/micronaut/build/examples/UserRepository.java
@@ -22,7 +22,7 @@
 import java.util.List;
 
 //@Repository("users")
-@JdbcRepository(dialect = Dialect.MYSQL)
+@JdbcRepository(dialect = Dialect.POSTGRES)
 public interface UserRepository extends CrudRepository<User, Long> {
     @Override
     List<User> findAll();
diff --git a/micronaut-maven-integration-tests/src/it/test-resources-custom-dependency/src/main/resources/application.yml b/micronaut-maven-integration-tests/src/it/test-resources-custom-dependency/src/main/resources/application.yml
index a0d496ee7..6f45a20f1 100644
--- a/micronaut-maven-integration-tests/src/it/test-resources-custom-dependency/src/main/resources/application.yml
+++ b/micronaut-maven-integration-tests/src/it/test-resources-custom-dependency/src/main/resources/application.yml
@@ -7,9 +7,6 @@ netty:
       max-order: 3
 datasources:
   default:
-    schema-generate: CREATE
-    dialect: MYSQL
-#  users:
-#    driverClassName: org.postgresql.Driver
-#    schema-generate: CREATE_DROP
-#    dialect: POSTGRES
+    driverClassName: org.postgresql.Driver
+    schema-generate: CREATE_DROP
+    dialect: POSTGRES
diff --git a/micronaut-maven-integration-tests/src/it/test-resources-custom-dependency/src/test/java/io/micronaut/build/examples/DemoTest.java b/micronaut-maven-integration-tests/src/it/test-resources-custom-dependency/src/test/java/io/micronaut/build/examples/DemoTest.java
index 1add3de8d..6bd035ca9 100644
--- a/micronaut-maven-integration-tests/src/it/test-resources-custom-dependency/src/test/java/io/micronaut/build/examples/DemoTest.java
+++ b/micronaut-maven-integration-tests/src/it/test-resources-custom-dependency/src/test/java/io/micronaut/build/examples/DemoTest.java
@@ -28,7 +28,7 @@ void testCustomProperty() {
     }
 */
     @Test
-    @DisplayName("A MySQL test container is required to run this test")
+    @DisplayName("A POSTGRES test container is required to run this test")
     void testItWorks() {
         Book book = new Book();
         book.setTitle("Yet Another Book " + UUID.randomUUID());
diff --git a/micronaut-maven-integration-tests/src/it/test-resources-disabled/pom.xml b/micronaut-maven-integration-tests/src/it/test-resources-disabled/pom.xml
index 1fa6640f4..c61a80541 100644
--- a/micronaut-maven-integration-tests/src/it/test-resources-disabled/pom.xml
+++ b/micronaut-maven-integration-tests/src/it/test-resources-disabled/pom.xml
@@ -82,8 +82,8 @@
             <scope>runtime</scope>
         </dependency>
         <dependency>
-            <groupId>mysql</groupId>
-            <artifactId>mysql-connector-java</artifactId>
+            <groupId>org.postgresql</groupId>
+            <artifactId>postgresql</artifactId>
             <scope>runtime</scope>
         </dependency>
         <dependency>
diff --git a/micronaut-maven-integration-tests/src/it/test-resources-disabled/src/main/resources/application.yml b/micronaut-maven-integration-tests/src/it/test-resources-disabled/src/main/resources/application.yml
index dd7077b77..2a984dc42 100644
--- a/micronaut-maven-integration-tests/src/it/test-resources-disabled/src/main/resources/application.yml
+++ b/micronaut-maven-integration-tests/src/it/test-resources-disabled/src/main/resources/application.yml
@@ -7,9 +7,6 @@ netty:
       max-order: 3
 datasources:
   default:
+    driverClassName: org.postgresql.Driver
     schema-generate: CREATE
-    dialect: MYSQL
-#  users:
-#    driverClassName: org.postgresql.Driver
-#    schema-generate: CREATE_DROP
-#    dialect: POSTGRES
+    dialect: POSTGRES
diff --git a/micronaut-maven-integration-tests/src/it/test-resources-failing-test/pom.xml b/micronaut-maven-integration-tests/src/it/test-resources-failing-test/pom.xml
index 0e9c493ea..8d514b4c0 100644
--- a/micronaut-maven-integration-tests/src/it/test-resources-failing-test/pom.xml
+++ b/micronaut-maven-integration-tests/src/it/test-resources-failing-test/pom.xml
@@ -83,8 +83,8 @@
             <scope>runtime</scope>
         </dependency>
         <dependency>
-            <groupId>mysql</groupId>
-            <artifactId>mysql-connector-java</artifactId>
+            <groupId>org.postgresql</groupId>
+            <artifactId>postgresql</artifactId>
             <scope>runtime</scope>
         </dependency>
         <dependency>
diff --git a/micronaut-maven-integration-tests/src/it/test-resources-failing-test/src/main/java/io/micronaut/build/examples/BookRepository.java b/micronaut-maven-integration-tests/src/it/test-resources-failing-test/src/main/java/io/micronaut/build/examples/BookRepository.java
index 5c2613bce..9b8963dff 100644
--- a/micronaut-maven-integration-tests/src/it/test-resources-failing-test/src/main/java/io/micronaut/build/examples/BookRepository.java
+++ b/micronaut-maven-integration-tests/src/it/test-resources-failing-test/src/main/java/io/micronaut/build/examples/BookRepository.java
@@ -21,7 +21,7 @@
 
 import java.util.List;
 
-@JdbcRepository(dialect = Dialect.MYSQL)
+@JdbcRepository(dialect = Dialect.POSTGRES)
 public interface BookRepository extends CrudRepository<Book, Long> {
     @Override
     List<Book> findAll();
diff --git a/micronaut-maven-integration-tests/src/it/test-resources-failing-test/src/main/java/io/micronaut/build/examples/UserRepository.java b/micronaut-maven-integration-tests/src/it/test-resources-failing-test/src/main/java/io/micronaut/build/examples/UserRepository.java
index 3eeb815fc..90bc664f6 100644
--- a/micronaut-maven-integration-tests/src/it/test-resources-failing-test/src/main/java/io/micronaut/build/examples/UserRepository.java
+++ b/micronaut-maven-integration-tests/src/it/test-resources-failing-test/src/main/java/io/micronaut/build/examples/UserRepository.java
@@ -22,7 +22,7 @@
 import java.util.List;
 
 //@Repository("users")
-@JdbcRepository(dialect = Dialect.MYSQL)
+@JdbcRepository(dialect = Dialect.POSTGRES)
 public interface UserRepository extends CrudRepository<User, Long> {
     @Override
     List<User> findAll();
diff --git a/micronaut-maven-integration-tests/src/it/test-resources-failing-test/src/main/resources/application.yml b/micronaut-maven-integration-tests/src/it/test-resources-failing-test/src/main/resources/application.yml
index e938025c4..e8ac37b65 100644
--- a/micronaut-maven-integration-tests/src/it/test-resources-failing-test/src/main/resources/application.yml
+++ b/micronaut-maven-integration-tests/src/it/test-resources-failing-test/src/main/resources/application.yml
@@ -8,8 +8,5 @@ netty:
 datasources:
   default:
     schema-generate: CREATE
-    dialect: MYSQL
-#  users:
-#    driverClassName: org.postgresql.Driver
-#    schema-generate: CREATE_DROP
-#    dialect: POSTGRES
+    driverClassName: org.postgresql.Driver
+    dialect: POSTGRES
diff --git a/micronaut-maven-integration-tests/src/it/test-resources-failing-test/src/test/java/io/micronaut/build/examples/DemoTest.java b/micronaut-maven-integration-tests/src/it/test-resources-failing-test/src/test/java/io/micronaut/build/examples/DemoTest.java
index a84712bb8..c791dd9db 100644
--- a/micronaut-maven-integration-tests/src/it/test-resources-failing-test/src/test/java/io/micronaut/build/examples/DemoTest.java
+++ b/micronaut-maven-integration-tests/src/it/test-resources-failing-test/src/test/java/io/micronaut/build/examples/DemoTest.java
@@ -18,7 +18,7 @@ class DemoTest {
     BookRepository bookRepository;
 
     @Test
-    @DisplayName("A MySQL test container is required to run this test")
+    @DisplayName("A POSTGRES test container is required to run this test")
     void testItWorks() {
         Book book = new Book();
         book.setTitle("Yet Another Book " + UUID.randomUUID());
diff --git a/micronaut-maven-integration-tests/src/it/test-resources-run/pom.xml b/micronaut-maven-integration-tests/src/it/test-resources-run/pom.xml
index a0682c883..71fff1c86 100644
--- a/micronaut-maven-integration-tests/src/it/test-resources-run/pom.xml
+++ b/micronaut-maven-integration-tests/src/it/test-resources-run/pom.xml
@@ -83,8 +83,8 @@
             <scope>runtime</scope>
         </dependency>
         <dependency>
-            <groupId>mysql</groupId>
-            <artifactId>mysql-connector-java</artifactId>
+            <groupId>org.postgresql</groupId>
+            <artifactId>postgresql</artifactId>
             <scope>runtime</scope>
         </dependency>
         <dependency>
diff --git a/micronaut-maven-integration-tests/src/it/test-resources-run/src/main/java/io/micronaut/build/examples/BookRepository.java b/micronaut-maven-integration-tests/src/it/test-resources-run/src/main/java/io/micronaut/build/examples/BookRepository.java
index 5c2613bce..9b8963dff 100644
--- a/micronaut-maven-integration-tests/src/it/test-resources-run/src/main/java/io/micronaut/build/examples/BookRepository.java
+++ b/micronaut-maven-integration-tests/src/it/test-resources-run/src/main/java/io/micronaut/build/examples/BookRepository.java
@@ -21,7 +21,7 @@
 
 import java.util.List;
 
-@JdbcRepository(dialect = Dialect.MYSQL)
+@JdbcRepository(dialect = Dialect.POSTGRES)
 public interface BookRepository extends CrudRepository<Book, Long> {
     @Override
     List<Book> findAll();
diff --git a/micronaut-maven-integration-tests/src/it/test-resources-run/src/main/java/io/micronaut/build/examples/UserRepository.java b/micronaut-maven-integration-tests/src/it/test-resources-run/src/main/java/io/micronaut/build/examples/UserRepository.java
index 3eeb815fc..90bc664f6 100644
--- a/micronaut-maven-integration-tests/src/it/test-resources-run/src/main/java/io/micronaut/build/examples/UserRepository.java
+++ b/micronaut-maven-integration-tests/src/it/test-resources-run/src/main/java/io/micronaut/build/examples/UserRepository.java
@@ -22,7 +22,7 @@
 import java.util.List;
 
 //@Repository("users")
-@JdbcRepository(dialect = Dialect.MYSQL)
+@JdbcRepository(dialect = Dialect.POSTGRES)
 public interface UserRepository extends CrudRepository<User, Long> {
     @Override
     List<User> findAll();
diff --git a/micronaut-maven-integration-tests/src/it/test-resources-run/src/main/resources/application.yml b/micronaut-maven-integration-tests/src/it/test-resources-run/src/main/resources/application.yml
index 71a1b4902..8b72add90 100644
--- a/micronaut-maven-integration-tests/src/it/test-resources-run/src/main/resources/application.yml
+++ b/micronaut-maven-integration-tests/src/it/test-resources-run/src/main/resources/application.yml
@@ -8,8 +8,5 @@ netty:
 datasources:
   default:
     schema-generate: CREATE
-    dialect: MYSQL
-#  users:
-#    driverClassName: org.postgresql.Driver
-#    schema-generate: CREATE_DROP
-#    dialect: POSTGRES
+    driverClassName: org.postgresql.Driver
+    dialect: POSTGRES
diff --git a/micronaut-maven-integration-tests/src/it/test-resources-run/src/test/java/io/micronaut/build/examples/DemoTest.java b/micronaut-maven-integration-tests/src/it/test-resources-run/src/test/java/io/micronaut/build/examples/DemoTest.java
index 1add3de8d..baadb244c 100644
--- a/micronaut-maven-integration-tests/src/it/test-resources-run/src/test/java/io/micronaut/build/examples/DemoTest.java
+++ b/micronaut-maven-integration-tests/src/it/test-resources-run/src/test/java/io/micronaut/build/examples/DemoTest.java
@@ -28,7 +28,7 @@ void testCustomProperty() {
     }
 */
     @Test
-    @DisplayName("A MySQL test container is required to run this test")
+    @DisplayName("A postgres test container is required to run this test")
     void testItWorks() {
         Book book = new Book();
         book.setTitle("Yet Another Book " + UUID.randomUUID());
diff --git a/micronaut-maven-integration-tests/src/it/test-resources-run/verify.groovy b/micronaut-maven-integration-tests/src/it/test-resources-run/verify.groovy
index 6b23f9b82..31488d32b 100644
--- a/micronaut-maven-integration-tests/src/it/test-resources-run/verify.groovy
+++ b/micronaut-maven-integration-tests/src/it/test-resources-run/verify.groovy
@@ -3,7 +3,7 @@ assert log.exists()
 assert log.text.contains("BUILD SUCCESS") : "Build did not succeed"
 assert log.text.contains("Starting Micronaut Test Resources service") : "Test Resources service was not started"
 assert log.text.contains("Shutting down Micronaut Test Resources service") : "Test Resources service was not shutdown"
-assert log.text.contains("Container mysql:latest started") : "mysql container was not started"
+assert log.text.contains("Container postgres:latest started") : "postgres container was not started"
 assert log.text.contains("Startup completed in") : "Startup was not completed"
 
 String port = new File(basedir, "target/test-resources-port.txt").text
diff --git a/micronaut-maven-integration-tests/src/it/test-resources-shared-namespace/pom.xml b/micronaut-maven-integration-tests/src/it/test-resources-shared-namespace/pom.xml
index 677ddd9a8..c0fcbd95c 100644
--- a/micronaut-maven-integration-tests/src/it/test-resources-shared-namespace/pom.xml
+++ b/micronaut-maven-integration-tests/src/it/test-resources-shared-namespace/pom.xml
@@ -83,8 +83,8 @@
             <scope>runtime</scope>
         </dependency>
         <dependency>
-            <groupId>mysql</groupId>
-            <artifactId>mysql-connector-java</artifactId>
+            <groupId>org.postgresql</groupId>
+            <artifactId>postgresql</artifactId>
             <scope>runtime</scope>
         </dependency>
         <dependency>
diff --git a/micronaut-maven-integration-tests/src/it/test-resources-shared-namespace/src/main/java/io/micronaut/build/examples/BookRepository.java b/micronaut-maven-integration-tests/src/it/test-resources-shared-namespace/src/main/java/io/micronaut/build/examples/BookRepository.java
index 5c2613bce..9b8963dff 100644
--- a/micronaut-maven-integration-tests/src/it/test-resources-shared-namespace/src/main/java/io/micronaut/build/examples/BookRepository.java
+++ b/micronaut-maven-integration-tests/src/it/test-resources-shared-namespace/src/main/java/io/micronaut/build/examples/BookRepository.java
@@ -21,7 +21,7 @@
 
 import java.util.List;
 
-@JdbcRepository(dialect = Dialect.MYSQL)
+@JdbcRepository(dialect = Dialect.POSTGRES)
 public interface BookRepository extends CrudRepository<Book, Long> {
     @Override
     List<Book> findAll();
diff --git a/micronaut-maven-integration-tests/src/it/test-resources-shared-namespace/src/main/java/io/micronaut/build/examples/UserRepository.java b/micronaut-maven-integration-tests/src/it/test-resources-shared-namespace/src/main/java/io/micronaut/build/examples/UserRepository.java
index 3eeb815fc..90bc664f6 100644
--- a/micronaut-maven-integration-tests/src/it/test-resources-shared-namespace/src/main/java/io/micronaut/build/examples/UserRepository.java
+++ b/micronaut-maven-integration-tests/src/it/test-resources-shared-namespace/src/main/java/io/micronaut/build/examples/UserRepository.java
@@ -22,7 +22,7 @@
 import java.util.List;
 
 //@Repository("users")
-@JdbcRepository(dialect = Dialect.MYSQL)
+@JdbcRepository(dialect = Dialect.POSTGRES)
 public interface UserRepository extends CrudRepository<User, Long> {
     @Override
     List<User> findAll();
diff --git a/micronaut-maven-integration-tests/src/it/test-resources-shared-namespace/src/main/resources/application.yml b/micronaut-maven-integration-tests/src/it/test-resources-shared-namespace/src/main/resources/application.yml
index 53e166eb2..bad9fa8ad 100644
--- a/micronaut-maven-integration-tests/src/it/test-resources-shared-namespace/src/main/resources/application.yml
+++ b/micronaut-maven-integration-tests/src/it/test-resources-shared-namespace/src/main/resources/application.yml
@@ -8,8 +8,5 @@ netty:
 datasources:
   default:
     schema-generate: CREATE
-    dialect: MYSQL
-#  users:
-#    driverClassName: org.postgresql.Driver
-#    schema-generate: CREATE_DROP
-#    dialect: POSTGRES
+    driverClassName: org.postgresql.Driver
+    dialect: POSTGRES
diff --git a/micronaut-maven-integration-tests/src/it/test-resources-shared-namespace/src/test/java/io/micronaut/build/examples/DemoTest.java b/micronaut-maven-integration-tests/src/it/test-resources-shared-namespace/src/test/java/io/micronaut/build/examples/DemoTest.java
index 1add3de8d..baadb244c 100644
--- a/micronaut-maven-integration-tests/src/it/test-resources-shared-namespace/src/test/java/io/micronaut/build/examples/DemoTest.java
+++ b/micronaut-maven-integration-tests/src/it/test-resources-shared-namespace/src/test/java/io/micronaut/build/examples/DemoTest.java
@@ -28,7 +28,7 @@ void testCustomProperty() {
     }
 */
     @Test
-    @DisplayName("A MySQL test container is required to run this test")
+    @DisplayName("A postgres test container is required to run this test")
     void testItWorks() {
         Book book = new Book();
         book.setTitle("Yet Another Book " + UUID.randomUUID());
diff --git a/micronaut-maven-integration-tests/src/it/test-resources-shared/pom.xml b/micronaut-maven-integration-tests/src/it/test-resources-shared/pom.xml
index 371be3987..344e76a34 100644
--- a/micronaut-maven-integration-tests/src/it/test-resources-shared/pom.xml
+++ b/micronaut-maven-integration-tests/src/it/test-resources-shared/pom.xml
@@ -83,8 +83,8 @@
             <scope>runtime</scope>
         </dependency>
         <dependency>
-            <groupId>mysql</groupId>
-            <artifactId>mysql-connector-java</artifactId>
+            <groupId>org.postgresql</groupId>
+            <artifactId>postgresql</artifactId>
             <scope>runtime</scope>
         </dependency>
         <dependency>
diff --git a/micronaut-maven-integration-tests/src/it/test-resources-shared/src/main/java/io/micronaut/build/examples/BookRepository.java b/micronaut-maven-integration-tests/src/it/test-resources-shared/src/main/java/io/micronaut/build/examples/BookRepository.java
index 5c2613bce..9b8963dff 100644
--- a/micronaut-maven-integration-tests/src/it/test-resources-shared/src/main/java/io/micronaut/build/examples/BookRepository.java
+++ b/micronaut-maven-integration-tests/src/it/test-resources-shared/src/main/java/io/micronaut/build/examples/BookRepository.java
@@ -21,7 +21,7 @@
 
 import java.util.List;
 
-@JdbcRepository(dialect = Dialect.MYSQL)
+@JdbcRepository(dialect = Dialect.POSTGRES)
 public interface BookRepository extends CrudRepository<Book, Long> {
     @Override
     List<Book> findAll();
diff --git a/micronaut-maven-integration-tests/src/it/test-resources-shared/src/main/java/io/micronaut/build/examples/UserRepository.java b/micronaut-maven-integration-tests/src/it/test-resources-shared/src/main/java/io/micronaut/build/examples/UserRepository.java
index 3eeb815fc..90bc664f6 100644
--- a/micronaut-maven-integration-tests/src/it/test-resources-shared/src/main/java/io/micronaut/build/examples/UserRepository.java
+++ b/micronaut-maven-integration-tests/src/it/test-resources-shared/src/main/java/io/micronaut/build/examples/UserRepository.java
@@ -22,7 +22,7 @@
 import java.util.List;
 
 //@Repository("users")
-@JdbcRepository(dialect = Dialect.MYSQL)
+@JdbcRepository(dialect = Dialect.POSTGRES)
 public interface UserRepository extends CrudRepository<User, Long> {
     @Override
     List<User> findAll();
diff --git a/micronaut-maven-integration-tests/src/it/test-resources-shared/src/main/resources/application.yml b/micronaut-maven-integration-tests/src/it/test-resources-shared/src/main/resources/application.yml
index 49c3a59e9..3824d07b9 100644
--- a/micronaut-maven-integration-tests/src/it/test-resources-shared/src/main/resources/application.yml
+++ b/micronaut-maven-integration-tests/src/it/test-resources-shared/src/main/resources/application.yml
@@ -8,8 +8,5 @@ netty:
 datasources:
   default:
     schema-generate: CREATE
-    dialect: MYSQL
-#  users:
-#    driverClassName: org.postgresql.Driver
-#    schema-generate: CREATE_DROP
-#    dialect: POSTGRES
+    driverClassName: org.postgresql.Driver
+    dialect: POSTGRES
diff --git a/micronaut-maven-integration-tests/src/it/test-resources-shared/src/test/java/io/micronaut/build/examples/DemoTest.java b/micronaut-maven-integration-tests/src/it/test-resources-shared/src/test/java/io/micronaut/build/examples/DemoTest.java
index 1add3de8d..baadb244c 100644
--- a/micronaut-maven-integration-tests/src/it/test-resources-shared/src/test/java/io/micronaut/build/examples/DemoTest.java
+++ b/micronaut-maven-integration-tests/src/it/test-resources-shared/src/test/java/io/micronaut/build/examples/DemoTest.java
@@ -28,7 +28,7 @@ void testCustomProperty() {
     }
 */
     @Test
-    @DisplayName("A MySQL test container is required to run this test")
+    @DisplayName("A postgres test container is required to run this test")
     void testItWorks() {
         Book book = new Book();
         book.setTitle("Yet Another Book " + UUID.randomUUID());
diff --git a/micronaut-maven-integration-tests/src/it/test-resources-start-stop/pom.xml b/micronaut-maven-integration-tests/src/it/test-resources-start-stop/pom.xml
index 20afb286c..f0e47b8fd 100644
--- a/micronaut-maven-integration-tests/src/it/test-resources-start-stop/pom.xml
+++ b/micronaut-maven-integration-tests/src/it/test-resources-start-stop/pom.xml
@@ -83,8 +83,8 @@
             <scope>runtime</scope>
         </dependency>
         <dependency>
-            <groupId>mysql</groupId>
-            <artifactId>mysql-connector-java</artifactId>
+            <groupId>org.postgresql</groupId>
+            <artifactId>postgresql</artifactId>
             <scope>runtime</scope>
         </dependency>
         <dependency>
diff --git a/micronaut-maven-integration-tests/src/it/test-resources-start-stop/src/main/java/io/micronaut/build/examples/BookRepository.java b/micronaut-maven-integration-tests/src/it/test-resources-start-stop/src/main/java/io/micronaut/build/examples/BookRepository.java
index 5c2613bce..9b8963dff 100644
--- a/micronaut-maven-integration-tests/src/it/test-resources-start-stop/src/main/java/io/micronaut/build/examples/BookRepository.java
+++ b/micronaut-maven-integration-tests/src/it/test-resources-start-stop/src/main/java/io/micronaut/build/examples/BookRepository.java
@@ -21,7 +21,7 @@
 
 import java.util.List;
 
-@JdbcRepository(dialect = Dialect.MYSQL)
+@JdbcRepository(dialect = Dialect.POSTGRES)
 public interface BookRepository extends CrudRepository<Book, Long> {
     @Override
     List<Book> findAll();
diff --git a/micronaut-maven-integration-tests/src/it/test-resources-start-stop/src/main/java/io/micronaut/build/examples/UserRepository.java b/micronaut-maven-integration-tests/src/it/test-resources-start-stop/src/main/java/io/micronaut/build/examples/UserRepository.java
index 3eeb815fc..90bc664f6 100644
--- a/micronaut-maven-integration-tests/src/it/test-resources-start-stop/src/main/java/io/micronaut/build/examples/UserRepository.java
+++ b/micronaut-maven-integration-tests/src/it/test-resources-start-stop/src/main/java/io/micronaut/build/examples/UserRepository.java
@@ -22,7 +22,7 @@
 import java.util.List;
 
 //@Repository("users")
-@JdbcRepository(dialect = Dialect.MYSQL)
+@JdbcRepository(dialect = Dialect.POSTGRES)
 public interface UserRepository extends CrudRepository<User, Long> {
     @Override
     List<User> findAll();
diff --git a/micronaut-maven-integration-tests/src/it/test-resources-start-stop/src/main/resources/application.yml b/micronaut-maven-integration-tests/src/it/test-resources-start-stop/src/main/resources/application.yml
index 18ed27625..57a0a368b 100644
--- a/micronaut-maven-integration-tests/src/it/test-resources-start-stop/src/main/resources/application.yml
+++ b/micronaut-maven-integration-tests/src/it/test-resources-start-stop/src/main/resources/application.yml
@@ -8,8 +8,5 @@ netty:
 datasources:
   default:
     schema-generate: CREATE
-    dialect: MYSQL
-#  users:
-#    driverClassName: org.postgresql.Driver
-#    schema-generate: CREATE_DROP
-#    dialect: POSTGRES
+    driverClassName: org.postgresql.Driver
+    dialect: POSTGRES
diff --git a/micronaut-maven-integration-tests/src/it/test-resources/pom.xml b/micronaut-maven-integration-tests/src/it/test-resources/pom.xml
index e71ef1e2f..0b54537b8 100644
--- a/micronaut-maven-integration-tests/src/it/test-resources/pom.xml
+++ b/micronaut-maven-integration-tests/src/it/test-resources/pom.xml
@@ -63,8 +63,8 @@
             <scope>runtime</scope>
         </dependency>
         <dependency>
-            <groupId>mysql</groupId>
-            <artifactId>mysql-connector-java</artifactId>
+            <groupId>org.postgresql</groupId>
+            <artifactId>postgresql</artifactId>
             <scope>runtime</scope>
         </dependency>
         <dependency>
diff --git a/micronaut-maven-integration-tests/src/it/test-resources/src/main/java/io/micronaut/build/examples/BookRepository.java b/micronaut-maven-integration-tests/src/it/test-resources/src/main/java/io/micronaut/build/examples/BookRepository.java
index 5c2613bce..9b8963dff 100644
--- a/micronaut-maven-integration-tests/src/it/test-resources/src/main/java/io/micronaut/build/examples/BookRepository.java
+++ b/micronaut-maven-integration-tests/src/it/test-resources/src/main/java/io/micronaut/build/examples/BookRepository.java
@@ -21,7 +21,7 @@
 
 import java.util.List;
 
-@JdbcRepository(dialect = Dialect.MYSQL)
+@JdbcRepository(dialect = Dialect.POSTGRES)
 public interface BookRepository extends CrudRepository<Book, Long> {
     @Override
     List<Book> findAll();
diff --git a/micronaut-maven-integration-tests/src/it/test-resources/src/main/java/io/micronaut/build/examples/UserRepository.java b/micronaut-maven-integration-tests/src/it/test-resources/src/main/java/io/micronaut/build/examples/UserRepository.java
index 3eeb815fc..90bc664f6 100644
--- a/micronaut-maven-integration-tests/src/it/test-resources/src/main/java/io/micronaut/build/examples/UserRepository.java
+++ b/micronaut-maven-integration-tests/src/it/test-resources/src/main/java/io/micronaut/build/examples/UserRepository.java
@@ -22,7 +22,7 @@
 import java.util.List;
 
 //@Repository("users")
-@JdbcRepository(dialect = Dialect.MYSQL)
+@JdbcRepository(dialect = Dialect.POSTGRES)
 public interface UserRepository extends CrudRepository<User, Long> {
     @Override
     List<User> findAll();
diff --git a/micronaut-maven-integration-tests/src/it/test-resources/src/main/resources/application.yml b/micronaut-maven-integration-tests/src/it/test-resources/src/main/resources/application.yml
index cf50dd691..0a31e47ff 100644
--- a/micronaut-maven-integration-tests/src/it/test-resources/src/main/resources/application.yml
+++ b/micronaut-maven-integration-tests/src/it/test-resources/src/main/resources/application.yml
@@ -3,7 +3,7 @@ micronaut:
     name: test-resources
 datasources:
   default:
-    driver-class-name: com.mysql.cj.jdbc.Driver
-    db-type: mysql
-    schema-generate: CREATE
-    dialect: MYSQL
\ No newline at end of file
+    driver-class-name: org.postgresql.Driver
+    db-type: postgres
+    schema-generate: CREATE_DROP
+    dialect: POSTGRES
\ No newline at end of file
diff --git a/micronaut-maven-integration-tests/src/it/test-resources/src/test/java/io/micronaut/build/examples/DemoTest.java b/micronaut-maven-integration-tests/src/it/test-resources/src/test/java/io/micronaut/build/examples/DemoTest.java
index 1add3de8d..baadb244c 100644
--- a/micronaut-maven-integration-tests/src/it/test-resources/src/test/java/io/micronaut/build/examples/DemoTest.java
+++ b/micronaut-maven-integration-tests/src/it/test-resources/src/test/java/io/micronaut/build/examples/DemoTest.java
@@ -28,7 +28,7 @@ void testCustomProperty() {
     }
 */
     @Test
-    @DisplayName("A MySQL test container is required to run this test")
+    @DisplayName("A postgres test container is required to run this test")
     void testItWorks() {
         Book book = new Book();
         book.setTitle("Yet Another Book " + UUID.randomUUID());