diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3ed19794..d90cffba 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+### [1.6.3](https://www.github.com/googleapis/java-secretmanager/compare/v1.6.2...v1.6.3) (2021-06-09)
+
+
+### Dependencies
+
+* update dependency com.google.protobuf:protobuf-java-util to v3.17.3 ([#510](https://www.github.com/googleapis/java-secretmanager/issues/510)) ([b10a496](https://www.github.com/googleapis/java-secretmanager/commit/b10a49637c2150d71f2ff3f7a5e27eca29d55297))
+
 ### [1.6.2](https://www.github.com/googleapis/java-secretmanager/compare/v1.6.1...v1.6.2) (2021-06-04)
 
 
diff --git a/google-cloud-secretmanager-bom/pom.xml b/google-cloud-secretmanager-bom/pom.xml
index ac1fe917..bf67a5fb 100644
--- a/google-cloud-secretmanager-bom/pom.xml
+++ b/google-cloud-secretmanager-bom/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-secretmanager-bom</artifactId>
-  <version>1.6.3-SNAPSHOT</version><!-- {x-version-update:google-cloud-secretmanager:current} -->
+  <version>1.6.3</version><!-- {x-version-update:google-cloud-secretmanager:current} -->
   <packaging>pom</packaging>
   <parent>
     <groupId>com.google.cloud</groupId>
@@ -63,27 +63,27 @@
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-secretmanager-v1</artifactId>
-        <version>1.6.3-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-secretmanager-v1:current} -->
+        <version>1.6.3</version><!-- {x-version-update:proto-google-cloud-secretmanager-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-secretmanager-v1beta1</artifactId>
-        <version>1.6.3-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-secretmanager-v1beta1:current} -->
+        <version>1.6.3</version><!-- {x-version-update:proto-google-cloud-secretmanager-v1beta1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-secretmanager-v1</artifactId>
-        <version>1.6.3-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-secretmanager-v1:current} -->
+        <version>1.6.3</version><!-- {x-version-update:grpc-google-cloud-secretmanager-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-secretmanager-v1beta1</artifactId>
-        <version>1.6.3-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-secretmanager-v1beta1:current} -->
+        <version>1.6.3</version><!-- {x-version-update:grpc-google-cloud-secretmanager-v1beta1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-secretmanager</artifactId>
-        <version>1.6.3-SNAPSHOT</version><!-- {x-version-update:google-cloud-secretmanager:current} -->
+        <version>1.6.3</version><!-- {x-version-update:google-cloud-secretmanager:current} -->
       </dependency>
     </dependencies>
   </dependencyManagement>
diff --git a/google-cloud-secretmanager/pom.xml b/google-cloud-secretmanager/pom.xml
index 9777b0f5..13e71b90 100644
--- a/google-cloud-secretmanager/pom.xml
+++ b/google-cloud-secretmanager/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-secretmanager</artifactId>
-  <version>1.6.3-SNAPSHOT</version><!-- {x-version-update:google-cloud-secretmanager:current} -->
+  <version>1.6.3</version><!-- {x-version-update:google-cloud-secretmanager:current} -->
   <packaging>jar</packaging>
   <name>Google Cloud Secret Manager</name>
   <url>https://github.com/googleapis/java-secretmanager</url>
@@ -11,7 +11,7 @@
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-secretmanager-parent</artifactId>
-    <version>1.6.3-SNAPSHOT</version><!-- {x-version-update:google-cloud-secretmanager:current} -->
+    <version>1.6.3</version><!-- {x-version-update:google-cloud-secretmanager:current} -->
   </parent>
   <properties>
     <site.installationModule>google-cloud-secretmanager</site.installationModule>
diff --git a/grpc-google-cloud-secretmanager-v1/pom.xml b/grpc-google-cloud-secretmanager-v1/pom.xml
index f0271c89..f92ce500 100644
--- a/grpc-google-cloud-secretmanager-v1/pom.xml
+++ b/grpc-google-cloud-secretmanager-v1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>grpc-google-cloud-secretmanager-v1</artifactId>
-  <version>1.6.3-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-secretmanager-v1:current} -->
+  <version>1.6.3</version><!-- {x-version-update:grpc-google-cloud-secretmanager-v1:current} -->
   <name>grpc-google-cloud-secretmanager-v1</name>
   <description>GRPC library for grpc-google-cloud-secretmanager-v1</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-secretmanager-parent</artifactId>
-    <version>1.6.3-SNAPSHOT</version><!-- {x-version-update:google-cloud-secretmanager:current} -->
+    <version>1.6.3</version><!-- {x-version-update:google-cloud-secretmanager:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/grpc-google-cloud-secretmanager-v1beta1/pom.xml b/grpc-google-cloud-secretmanager-v1beta1/pom.xml
index 00b5f9e1..69eb2eb2 100644
--- a/grpc-google-cloud-secretmanager-v1beta1/pom.xml
+++ b/grpc-google-cloud-secretmanager-v1beta1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>grpc-google-cloud-secretmanager-v1beta1</artifactId>
-  <version>1.6.3-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-secretmanager-v1beta1:current} -->
+  <version>1.6.3</version><!-- {x-version-update:grpc-google-cloud-secretmanager-v1beta1:current} -->
   <name>grpc-google-cloud-secretmanager-v1beta1</name>
   <description>GRPC library for grpc-google-cloud-secretmanager-v1beta1</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-secretmanager-parent</artifactId>
-    <version>1.6.3-SNAPSHOT</version><!-- {x-version-update:google-cloud-secretmanager:current} -->
+    <version>1.6.3</version><!-- {x-version-update:google-cloud-secretmanager:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/pom.xml b/pom.xml
index 448c0276..3a14fa4d 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-secretmanager-parent</artifactId>
   <packaging>pom</packaging>
-  <version>1.6.3-SNAPSHOT</version><!-- {x-version-update:google-cloud-secretmanager:current} -->
+  <version>1.6.3</version><!-- {x-version-update:google-cloud-secretmanager:current} -->
   <name>Google Cloud secretmanager Parent</name>
   <url>https://github.com/googleapis/java-secretmanager</url>
   <description>
@@ -70,27 +70,27 @@
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-secretmanager-v1</artifactId>
-        <version>1.6.3-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-secretmanager-v1:current} -->
+        <version>1.6.3</version><!-- {x-version-update:proto-google-cloud-secretmanager-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-secretmanager-v1beta1</artifactId>
-        <version>1.6.3-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-secretmanager-v1beta1:current} -->
+        <version>1.6.3</version><!-- {x-version-update:proto-google-cloud-secretmanager-v1beta1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-secretmanager-v1</artifactId>
-        <version>1.6.3-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-secretmanager-v1:current} -->
+        <version>1.6.3</version><!-- {x-version-update:grpc-google-cloud-secretmanager-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-secretmanager-v1beta1</artifactId>
-        <version>1.6.3-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-secretmanager-v1beta1:current} -->
+        <version>1.6.3</version><!-- {x-version-update:grpc-google-cloud-secretmanager-v1beta1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-secretmanager</artifactId>
-        <version>1.6.3-SNAPSHOT</version><!-- {x-version-update:google-cloud-secretmanager:current} -->
+        <version>1.6.3</version><!-- {x-version-update:google-cloud-secretmanager:current} -->
       </dependency>
 
       <dependency>
diff --git a/proto-google-cloud-secretmanager-v1/pom.xml b/proto-google-cloud-secretmanager-v1/pom.xml
index 11d23faf..f3538bf0 100644
--- a/proto-google-cloud-secretmanager-v1/pom.xml
+++ b/proto-google-cloud-secretmanager-v1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>proto-google-cloud-secretmanager-v1</artifactId>
-  <version>1.6.3-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-secretmanager-v1:current} -->
+  <version>1.6.3</version><!-- {x-version-update:proto-google-cloud-secretmanager-v1:current} -->
   <name>proto-google-cloud-secretmanager-v1</name>
   <description>PROTO library for proto-google-cloud-secretmanager-v1</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-secretmanager-parent</artifactId>
-    <version>1.6.3-SNAPSHOT</version><!-- {x-version-update:google-cloud-secretmanager:current} -->
+    <version>1.6.3</version><!-- {x-version-update:google-cloud-secretmanager:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/proto-google-cloud-secretmanager-v1beta1/pom.xml b/proto-google-cloud-secretmanager-v1beta1/pom.xml
index b70e4694..f5cf6349 100644
--- a/proto-google-cloud-secretmanager-v1beta1/pom.xml
+++ b/proto-google-cloud-secretmanager-v1beta1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>proto-google-cloud-secretmanager-v1beta1</artifactId>
-  <version>1.6.3-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-secretmanager-v1beta1:current} -->
+  <version>1.6.3</version><!-- {x-version-update:proto-google-cloud-secretmanager-v1beta1:current} -->
   <name>proto-google-cloud-secretmanager-v1beta1</name>
   <description>PROTO library for proto-google-cloud-secretmanager-v1beta1</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-secretmanager-parent</artifactId>
-    <version>1.6.3-SNAPSHOT</version><!-- {x-version-update:google-cloud-secretmanager:current} -->
+    <version>1.6.3</version><!-- {x-version-update:google-cloud-secretmanager:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/versions.txt b/versions.txt
index a55342c2..5924dcc4 100644
--- a/versions.txt
+++ b/versions.txt
@@ -1,8 +1,8 @@
 # Format:
 # module:released-version:current-version
 
-proto-google-cloud-secretmanager-v1:1.6.2:1.6.3-SNAPSHOT
-proto-google-cloud-secretmanager-v1beta1:1.6.2:1.6.3-SNAPSHOT
-grpc-google-cloud-secretmanager-v1:1.6.2:1.6.3-SNAPSHOT
-grpc-google-cloud-secretmanager-v1beta1:1.6.2:1.6.3-SNAPSHOT
-google-cloud-secretmanager:1.6.2:1.6.3-SNAPSHOT
\ No newline at end of file
+proto-google-cloud-secretmanager-v1:1.6.3:1.6.3
+proto-google-cloud-secretmanager-v1beta1:1.6.3:1.6.3
+grpc-google-cloud-secretmanager-v1:1.6.3:1.6.3
+grpc-google-cloud-secretmanager-v1beta1:1.6.3:1.6.3
+google-cloud-secretmanager:1.6.3:1.6.3
\ No newline at end of file