diff --git a/README.md b/README.md
index fc90176584..6ee0a79561 100644
--- a/README.md
+++ b/README.md
@@ -24,7 +24,7 @@ There are a few open-source projects that can convert Java objects to JSON. Howe
 Gradle:
 ```gradle
 dependencies {
-  implementation 'com.google.code.gson:gson:2.11.0'
+  implementation 'com.google.code.gson:gson:2.12.0'
 }
 ```
 
@@ -33,7 +33,7 @@ Maven:
 <dependency>
   <groupId>com.google.code.gson</groupId>
   <artifactId>gson</artifactId>
-  <version>2.11.0</version>
+  <version>2.12.0</version>
 </dependency>
 ```
 
diff --git a/UserGuide.md b/UserGuide.md
index 0559968d9b..395d4887da 100644
--- a/UserGuide.md
+++ b/UserGuide.md
@@ -76,7 +76,7 @@ The Gson instance does not maintain any state while invoking JSON operations. So
 
 ```gradle
 dependencies {
-    implementation 'com.google.code.gson:gson:2.11.0'
+    implementation 'com.google.code.gson:gson:2.12.0'
 }
 ```
 
@@ -90,7 +90,7 @@ To use Gson with Maven2/3, you can use the Gson version available in Maven Centr
     <dependency>
       <groupId>com.google.code.gson</groupId>
       <artifactId>gson</artifactId>
-      <version>2.11.0</version>
+      <version>2.12.0</version>
       <scope>compile</scope>
     </dependency>
 </dependencies>
diff --git a/extras/pom.xml b/extras/pom.xml
index 5fb9df63ac..d2c6833d36 100644
--- a/extras/pom.xml
+++ b/extras/pom.xml
@@ -19,7 +19,7 @@
   <parent>
     <groupId>com.google.code.gson</groupId>
     <artifactId>gson-parent</artifactId>
-    <version>2.11.1-SNAPSHOT</version>
+    <version>2.12.0</version>
   </parent>
 
   <artifactId>gson-extras</artifactId>
@@ -30,7 +30,7 @@
   <properties>
     <!-- Make the build reproducible, see root `pom.xml` -->
     <!-- This is duplicated here because that is recommended by `artifact:check-buildplan` -->
-    <project.build.outputTimestamp>2024-05-19T18:54:10Z</project.build.outputTimestamp>
+    <project.build.outputTimestamp>2025-01-27T22:39:27Z</project.build.outputTimestamp>
 
     <!-- Overwrite property from parent; this module is currently not deployed -->
     <gson.isInternalModule>true</gson.isInternalModule>
diff --git a/gson/pom.xml b/gson/pom.xml
index 9cacb0ad3f..cfca6a493c 100644
--- a/gson/pom.xml
+++ b/gson/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>com.google.code.gson</groupId>
     <artifactId>gson-parent</artifactId>
-    <version>2.11.1-SNAPSHOT</version>
+    <version>2.12.0</version>
   </parent>
 
   <artifactId>gson</artifactId>
@@ -36,7 +36,7 @@
   <properties>
     <!-- Make the build reproducible, see root `pom.xml` -->
     <!-- This is duplicated here because that is recommended by `artifact:check-buildplan` -->
-    <project.build.outputTimestamp>2024-05-19T18:54:10Z</project.build.outputTimestamp>
+    <project.build.outputTimestamp>2025-01-27T22:39:27Z</project.build.outputTimestamp>
 
     <excludeTestCompilation>**/Java17*</excludeTestCompilation>
   </properties>
diff --git a/gson/src/main/java/com/google/gson/stream/JsonReader.java b/gson/src/main/java/com/google/gson/stream/JsonReader.java
index 30876109a5..bfd82db358 100644
--- a/gson/src/main/java/com/google/gson/stream/JsonReader.java
+++ b/gson/src/main/java/com/google/gson/stream/JsonReader.java
@@ -431,7 +431,7 @@ public final Strictness getStrictness() {
    * <p>The default nesting limit is {@value #DEFAULT_NESTING_LIMIT}.
    *
    * @throws IllegalArgumentException if the nesting limit is negative.
-   * @since $next-version$
+   * @since 2.12.0
    * @see #getNestingLimit()
    */
   public final void setNestingLimit(int limit) {
@@ -444,7 +444,7 @@ public final void setNestingLimit(int limit) {
   /**
    * Returns the nesting limit of this reader.
    *
-   * @since $next-version$
+   * @since 2.12.0
    * @see #setNestingLimit(int)
    */
   public final int getNestingLimit() {
diff --git a/metrics/pom.xml b/metrics/pom.xml
index 88456e68d9..354487a8e2 100644
--- a/metrics/pom.xml
+++ b/metrics/pom.xml
@@ -19,7 +19,7 @@
   <parent>
     <groupId>com.google.code.gson</groupId>
     <artifactId>gson-parent</artifactId>
-    <version>2.11.1-SNAPSHOT</version>
+    <version>2.12.0</version>
   </parent>
 
   <artifactId>gson-metrics</artifactId>
diff --git a/pom.xml b/pom.xml
index 1a49e186de..12f978f500 100644
--- a/pom.xml
+++ b/pom.xml
@@ -19,7 +19,7 @@
 
   <groupId>com.google.code.gson</groupId>
   <artifactId>gson-parent</artifactId>
-  <version>2.11.1-SNAPSHOT</version>
+  <version>2.12.0</version>
   <packaging>pom</packaging>
 
   <name>Gson Parent</name>
@@ -43,7 +43,7 @@
 
     <!-- Make the build reproducible, see https://maven.apache.org/guides/mini/guide-reproducible-builds.html -->
     <!-- Automatically updated by Maven Release Plugin -->
-    <project.build.outputTimestamp>2024-05-19T18:54:10Z</project.build.outputTimestamp>
+    <project.build.outputTimestamp>2025-01-27T22:39:27Z</project.build.outputTimestamp>
 
     <!-- These properties are to be overwritten by the Maven modules -->
     <!-- Whether this module is an integration test module -->
@@ -58,7 +58,7 @@
     <url>https://github.com/google/gson/</url>
     <connection>scm:git:https://github.com/google/gson.git</connection>
     <developerConnection>scm:git:git@github.com:google/gson.git</developerConnection>
-    <tag>HEAD</tag>
+    <tag>gson-parent-2.12.0</tag>
   </scm>
 
   <developers>
diff --git a/proto/pom.xml b/proto/pom.xml
index 1b7910e29b..3a00a3f4c4 100644
--- a/proto/pom.xml
+++ b/proto/pom.xml
@@ -19,7 +19,7 @@
   <parent>
     <groupId>com.google.code.gson</groupId>
     <artifactId>gson-parent</artifactId>
-    <version>2.11.1-SNAPSHOT</version>
+    <version>2.12.0</version>
   </parent>
 
   <artifactId>proto</artifactId>
@@ -29,7 +29,7 @@
   <properties>
     <!-- Make the build reproducible, see root `pom.xml` -->
     <!-- This is duplicated here because that is recommended by `artifact:check-buildplan` -->
-    <project.build.outputTimestamp>2024-05-19T18:54:10Z</project.build.outputTimestamp>
+    <project.build.outputTimestamp>2025-01-27T22:39:27Z</project.build.outputTimestamp>
 
     <protobufVersion>4.29.2</protobufVersion>
 
diff --git a/proto/src/main/java/com/google/gson/protobuf/ProtoTypeAdapter.java b/proto/src/main/java/com/google/gson/protobuf/ProtoTypeAdapter.java
index c18d1cee0a..1ff74574e6 100644
--- a/proto/src/main/java/com/google/gson/protobuf/ProtoTypeAdapter.java
+++ b/proto/src/main/java/com/google/gson/protobuf/ProtoTypeAdapter.java
@@ -194,7 +194,7 @@ public Builder addSerializedEnumValueExtension(
      * ...will be serialized as '{@code bar}' if {@code shouldUseJsonNameFieldOption} is set to
      * {@code true} and the '{@code serialized_name}' annotation is added to the adapter.
      *
-     * @since $next-version$
+     * @since 2.12.0
      */
     @CanIgnoreReturnValue
     public Builder setShouldUseJsonNameFieldOption(boolean shouldUseJsonNameFieldOption) {
diff --git a/test-graal-native-image/pom.xml b/test-graal-native-image/pom.xml
index 691b2ab1ef..d6d45cdede 100644
--- a/test-graal-native-image/pom.xml
+++ b/test-graal-native-image/pom.xml
@@ -19,7 +19,7 @@
   <parent>
     <groupId>com.google.code.gson</groupId>
     <artifactId>gson-parent</artifactId>
-    <version>2.11.1-SNAPSHOT</version>
+    <version>2.12.0</version>
   </parent>
   <artifactId>test-graal-native-image</artifactId>
   <name>Test: GraalVM Native Image</name>
diff --git a/test-jpms/pom.xml b/test-jpms/pom.xml
index 06239433c7..294f87734b 100644
--- a/test-jpms/pom.xml
+++ b/test-jpms/pom.xml
@@ -19,7 +19,7 @@
   <parent>
     <groupId>com.google.code.gson</groupId>
     <artifactId>gson-parent</artifactId>
-    <version>2.11.1-SNAPSHOT</version>
+    <version>2.12.0</version>
   </parent>
   <artifactId>test-jpms</artifactId>
   <name>Test: Java Platform Module System (JPMS)</name>
diff --git a/test-shrinker/pom.xml b/test-shrinker/pom.xml
index e64812cdcc..f8d4c63bf3 100644
--- a/test-shrinker/pom.xml
+++ b/test-shrinker/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>com.google.code.gson</groupId>
     <artifactId>gson-parent</artifactId>
-    <version>2.11.1-SNAPSHOT</version>
+    <version>2.12.0</version>
   </parent>
   <artifactId>test-shrinker</artifactId>
   <name>Test: Code shrinking (ProGuard / R8)</name>