diff --git a/.github/workflows/integration-tests.yaml b/.github/workflows/integration-tests.yaml
index 39939398..37b0c161 100644
--- a/.github/workflows/integration-tests.yaml
+++ b/.github/workflows/integration-tests.yaml
@@ -23,7 +23,7 @@ jobs:
       - name: Set up JDK
         uses: actions/setup-java@v4
         with:
-          java-version: 11
+          java-version: 17
           distribution: temurin
           cache: 'maven'
 
diff --git a/.github/workflows/latest-stable-compatibility-tests.yaml b/.github/workflows/latest-stable-compatibility-tests.yaml
index b780d286..c205c906 100644
--- a/.github/workflows/latest-stable-compatibility-tests.yaml
+++ b/.github/workflows/latest-stable-compatibility-tests.yaml
@@ -19,7 +19,7 @@ jobs:
       - name: Set up JDK
         uses: actions/setup-java@v4
         with:
-          java-version: 11
+          java-version: 17
           distribution: temurin
           cache: 'maven'
 
diff --git a/.github/workflows/maven-regression.yaml b/.github/workflows/maven-regression.yaml
index 02346122..f95e29e0 100644
--- a/.github/workflows/maven-regression.yaml
+++ b/.github/workflows/maven-regression.yaml
@@ -20,7 +20,7 @@ jobs:
       - name: Set up JDK
         uses: actions/setup-java@v4
         with:
-          java-version: 11
+          java-version: 17
           distribution: temurin
           cache: 'maven'
 
diff --git a/.github/workflows/native-mode-tests.yaml b/.github/workflows/native-mode-tests.yaml
index 65986cf6..7a5597b6 100644
--- a/.github/workflows/native-mode-tests.yaml
+++ b/.github/workflows/native-mode-tests.yaml
@@ -20,7 +20,7 @@ jobs:
       - name: Set up JDK
         uses: actions/setup-java@v4
         with:
-          java-version: 11
+          java-version: 17
           distribution: temurin
           cache: 'maven'
 
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 7d941b62..2b396f35 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -14,7 +14,7 @@ jobs:
       - name: Set up JDK
         uses: actions/setup-java@v4
         with:
-          java-version: 11
+          java-version: 17
           distribution: temurin
           cache: 'maven'
 
diff --git a/.github/workflows/quickstart-tests.yaml b/.github/workflows/quickstart-tests.yaml
index 5bb90534..62a8c62a 100644
--- a/.github/workflows/quickstart-tests.yaml
+++ b/.github/workflows/quickstart-tests.yaml
@@ -18,7 +18,7 @@ jobs:
       - name: Set up JDK
         uses: actions/setup-java@v4
         with:
-          java-version: 11
+          java-version: 17
           distribution: temurin
           cache: 'maven'
 
diff --git a/.github/workflows/static-code-analysis.yaml b/.github/workflows/static-code-analysis.yaml
index e0dcdae1..e0b331c4 100644
--- a/.github/workflows/static-code-analysis.yaml
+++ b/.github/workflows/static-code-analysis.yaml
@@ -17,7 +17,7 @@ jobs:
       - name: Set up JDK
         uses: actions/setup-java@v4
         with:
-          java-version: 11
+          java-version: 17
           distribution: temurin
           cache: 'maven'
 
diff --git a/.github/workflows/unit-tests.yaml b/.github/workflows/unit-tests.yaml
index 691a802a..70f749e8 100644
--- a/.github/workflows/unit-tests.yaml
+++ b/.github/workflows/unit-tests.yaml
@@ -17,7 +17,7 @@ jobs:
       - name: Set up JDK
         uses: actions/setup-java@v4
         with:
-          java-version: 11
+          java-version: 17
           distribution: temurin
           cache: 'maven'
 
diff --git a/README.md b/README.md
index 99ad1a5a..135cde3a 100644
--- a/README.md
+++ b/README.md
@@ -49,7 +49,7 @@ so-called "HTTP APIs" are usually not.
 
 ## Usage
 ### Quarkus 3.X / Java 11+
-Make sure JDK 11 is in your PATH, then run:
+Make sure JDK 17 is in your PATH, then run:
 ```shell
 mvn io.quarkus:quarkus-maven-plugin:3.6.3:create \
     -DprojectGroupId=problem \
diff --git a/run-jvm-tests b/run-jvm-tests
index ffcef0f1..7e2d8fdf 100755
--- a/run-jvm-tests
+++ b/run-jvm-tests
@@ -2,14 +2,14 @@
 
 java_ver=$(java -version 2>&1 | head -1 | cut -d'"' -f2 | sed '/^1\./s///' | cut -d'.' -f1)
 
-if [[ "$java_ver" != "11" ]]; then
-  read -p "Expected Java version is 11, while $java_ver was found. Switch to java 11 (y/n)? " choice
+if [[ "$java_ver" != "17" ]]; then
+  read -p "Expected Java version is 17, while $java_ver was found. Switch to java 17 (y/n)? " choice
   if [[ "$choice" != "y" ]]; then
     exit;
   fi
 
-  echo "Switching java version to 11"
-  export JAVA_HOME=$(/usr/libexec/java_home -v 11);
+  echo "Switching java version to 17"
+  export JAVA_HOME=$(/usr/libexec/java_home -v 17);
 fi
 
 set -x
diff --git a/run-native-tests b/run-native-tests
index 46cce763..234738e1 100755
--- a/run-native-tests
+++ b/run-native-tests
@@ -2,14 +2,14 @@
 
 java_ver=$(java -version 2>&1 | head -1 | cut -d'"' -f2 | sed '/^1\./s///' | cut -d'.' -f1)
 
-if [[ "$java_ver" != "11" ]]; then
-  read -p "Expected Java version is 11, while $java_ver was found. Switch to java 11 (y/n)? " choice
+if [[ "$java_ver" != "17" ]]; then
+  read -p "Expected Java version is 17, while $java_ver was found. Switch to java 17 (y/n)? " choice
   if [[ "$choice" != "y" ]]; then
     exit;
   fi
 
-  echo "Switching java version to 11"
-  export JAVA_HOME=$(/usr/libexec/java_home -v 11);
+  echo "Switching java version to 17"
+  export JAVA_HOME=$(/usr/libexec/java_home -v 17);
 fi
 
 set -e