diff --git a/.github/workflows/hermetic_library_generation.yaml b/.github/workflows/hermetic_library_generation.yaml
index 6b856abde..2ab56cd24 100644
--- a/.github/workflows/hermetic_library_generation.yaml
+++ b/.github/workflows/hermetic_library_generation.yaml
@@ -37,7 +37,7 @@ jobs:
       with:
         fetch-depth: 0
         token: ${{ secrets.CLOUD_JAVA_BOT_TOKEN }}
-    - uses: googleapis/sdk-platform-java/.github/scripts@v2.56.2
+    - uses: googleapis/sdk-platform-java/.github/scripts@v2.56.3
       if: env.SHOULD_RUN == 'true'
       with:
         base_ref: ${{ github.base_ref }}
diff --git a/.github/workflows/unmanaged_dependency_check.yaml b/.github/workflows/unmanaged_dependency_check.yaml
index 3b60a3ee4..3dbe105d3 100644
--- a/.github/workflows/unmanaged_dependency_check.yaml
+++ b/.github/workflows/unmanaged_dependency_check.yaml
@@ -17,6 +17,6 @@ jobs:
           # repository
           .kokoro/build.sh
       - name: Unmanaged dependency check
-        uses: googleapis/sdk-platform-java/java-shared-dependencies/unmanaged-dependency-check@google-cloud-shared-dependencies/v3.46.2
+        uses: googleapis/sdk-platform-java/java-shared-dependencies/unmanaged-dependency-check@google-cloud-shared-dependencies/v3.46.3
         with:
           bom-path: google-cloud-pubsub-bom/pom.xml
diff --git a/.kokoro/presubmit/graalvm-native-a.cfg b/.kokoro/presubmit/graalvm-native-a.cfg
index d0c295213..eab7259dc 100644
--- a/.kokoro/presubmit/graalvm-native-a.cfg
+++ b/.kokoro/presubmit/graalvm-native-a.cfg
@@ -3,7 +3,7 @@
 # Configure the docker image for kokoro-trampoline.
 env_vars: {
   key: "TRAMPOLINE_IMAGE"
-  value: "gcr.io/cloud-devrel-public-resources/graalvm_sdk_platform_a:3.46.2" # {x-version-update:google-cloud-shared-dependencies:current}
+  value: "gcr.io/cloud-devrel-public-resources/graalvm_sdk_platform_a:3.46.3" # {x-version-update:google-cloud-shared-dependencies:current}
 }
 
 env_vars: {
diff --git a/.kokoro/presubmit/graalvm-native-b.cfg b/.kokoro/presubmit/graalvm-native-b.cfg
index 962c305ff..90b98e715 100644
--- a/.kokoro/presubmit/graalvm-native-b.cfg
+++ b/.kokoro/presubmit/graalvm-native-b.cfg
@@ -3,7 +3,7 @@
 # Configure the docker image for kokoro-trampoline.
 env_vars: {
   key: "TRAMPOLINE_IMAGE"
-  value: "gcr.io/cloud-devrel-public-resources/graalvm_sdk_platform_b:3.46.2" # {x-version-update:google-cloud-shared-dependencies:current}
+  value: "gcr.io/cloud-devrel-public-resources/graalvm_sdk_platform_b:3.46.3" # {x-version-update:google-cloud-shared-dependencies:current}
 }
 
 env_vars: {
diff --git a/.kokoro/presubmit/graalvm-native-c.cfg b/.kokoro/presubmit/graalvm-native-c.cfg
index 87b5dff65..b2291db97 100644
--- a/.kokoro/presubmit/graalvm-native-c.cfg
+++ b/.kokoro/presubmit/graalvm-native-c.cfg
@@ -3,7 +3,7 @@
 # Configure the docker image for kokoro-trampoline.
 env_vars: {
   key: "TRAMPOLINE_IMAGE"
-  value: "gcr.io/cloud-devrel-public-resources/graalvm_sdk_platform_c:3.46.2" # {x-version-update:google-cloud-shared-dependencies:current}
+  value: "gcr.io/cloud-devrel-public-resources/graalvm_sdk_platform_c:3.46.3" # {x-version-update:google-cloud-shared-dependencies:current}
 }
 
 env_vars: {
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 38533e987..8758f1ccd 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,20 @@
 # Changelog
 
+## [1.139.2](https://github.com/googleapis/java-pubsub/compare/v1.139.1...v1.139.2) (2025-05-05)
+
+
+### Bug Fixes
+
+* **deps:** Update the Java code generator (gapic-generator-java) to 2.56.3 ([2b928a8](https://github.com/googleapis/java-pubsub/commit/2b928a8a946ebf84470bd2e2bb064b52c4f11ea2))
+
+
+### Dependencies
+
+* Update dependency com.google.cloud:google-cloud-bigquery to v2.49.2 ([#2399](https://github.com/googleapis/java-pubsub/issues/2399)) ([ff48708](https://github.com/googleapis/java-pubsub/commit/ff4870815864a6216a1ce4b606fcec3df7f58fd4))
+* Update dependency com.google.cloud:google-cloud-core to v2.54.3 ([#2393](https://github.com/googleapis/java-pubsub/issues/2393)) ([0ffa26a](https://github.com/googleapis/java-pubsub/commit/0ffa26ac3abceabcfba5d57cdb36f27f5a164ce3))
+* Update dependency com.google.cloud:google-cloud-storage to v2.52.1 ([#2396](https://github.com/googleapis/java-pubsub/issues/2396)) ([283a6e1](https://github.com/googleapis/java-pubsub/commit/283a6e14f61764c210ed23f4ada23ad21bbdb306))
+* Update dependency com.google.cloud:sdk-platform-java-config to v3.46.3 ([#2406](https://github.com/googleapis/java-pubsub/issues/2406)) ([8963ed0](https://github.com/googleapis/java-pubsub/commit/8963ed0acbe8bf3a110a05ced27979f102cd3035))
+
 ## [1.139.1](https://github.com/googleapis/java-pubsub/compare/v1.139.0...v1.139.1) (2025-04-25)
 
 
diff --git a/README.md b/README.md
index 72d31c217..fe7f327e4 100644
--- a/README.md
+++ b/README.md
@@ -19,7 +19,7 @@ If you are using Maven with [BOM][libraries-bom], add this to your pom.xml file:
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>libraries-bom</artifactId>
-      <version>26.57.0</version>
+      <version>26.59.0</version>
       <type>pom</type>
       <scope>import</scope>
     </dependency>
@@ -43,7 +43,7 @@ If you are using Maven without the BOM, add this to your dependencies:
 <dependency>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-pubsub</artifactId>
-  <version>1.138.0</version>
+  <version>1.139.1</version>
 </dependency>
 
 ```
@@ -58,13 +58,13 @@ implementation 'com.google.cloud:google-cloud-pubsub'
 If you are using Gradle without BOM, add this to your dependencies:
 
 ```Groovy
-implementation 'com.google.cloud:google-cloud-pubsub:1.139.1'
+implementation 'com.google.cloud:google-cloud-pubsub:1.139.2'
 ```
 
 If you are using SBT, add this to your dependencies:
 
 ```Scala
-libraryDependencies += "com.google.cloud" % "google-cloud-pubsub" % "1.139.1"
+libraryDependencies += "com.google.cloud" % "google-cloud-pubsub" % "1.139.2"
 ```
 
 ## Authentication
@@ -418,7 +418,7 @@ Java is a registered trademark of Oracle and/or its affiliates.
 [kokoro-badge-link-5]: http://storage.googleapis.com/cloud-devrel-public/java/badges/java-pubsub/java11.html
 [stability-image]: https://img.shields.io/badge/stability-stable-green
 [maven-version-image]: https://img.shields.io/maven-central/v/com.google.cloud/google-cloud-pubsub.svg
-[maven-version-link]: https://central.sonatype.com/artifact/com.google.cloud/google-cloud-pubsub/1.139.1
+[maven-version-link]: https://central.sonatype.com/artifact/com.google.cloud/google-cloud-pubsub/1.139.2
 [authentication]: https://github.com/googleapis/google-cloud-java#authentication
 [auth-scopes]: https://developers.google.com/identity/protocols/oauth2/scopes
 [predefined-iam-roles]: https://cloud.google.com/iam/docs/understanding-roles#predefined_roles
diff --git a/generation_config.yaml b/generation_config.yaml
index 26559e519..4ebe3e637 100644
--- a/generation_config.yaml
+++ b/generation_config.yaml
@@ -1,5 +1,5 @@
-gapic_generator_version: 2.56.2
-googleapis_commitish: 261895f1d8ced9564f4cf872f7f4f9a1f4c615d3
+gapic_generator_version: 2.56.3
+googleapis_commitish: 7ab5d0f5e87ed25778eeb8318e89cdad4d67ed6c
 libraries_bom_version: 26.59.0
 libraries:
   - api_shortname: pubsub
diff --git a/google-cloud-pubsub-bom/pom.xml b/google-cloud-pubsub-bom/pom.xml
index f23a7e683..950e13c0e 100644
--- a/google-cloud-pubsub-bom/pom.xml
+++ b/google-cloud-pubsub-bom/pom.xml
@@ -3,12 +3,12 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-pubsub-bom</artifactId>
-  <version>1.139.1</version><!-- {x-version-update:google-cloud-pubsub:current} -->
+  <version>1.139.2</version><!-- {x-version-update:google-cloud-pubsub:current} -->
   <packaging>pom</packaging>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>sdk-platform-java-config</artifactId>
-    <version>3.46.2</version>
+    <version>3.46.3</version>
   </parent>
 
   <name>Google Cloud pubsub BOM</name>
@@ -52,17 +52,17 @@
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-pubsub</artifactId>
-        <version>1.139.1</version><!-- {x-version-update:google-cloud-pubsub:current} -->
+        <version>1.139.2</version><!-- {x-version-update:google-cloud-pubsub:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-pubsub-v1</artifactId>
-        <version>1.121.1</version><!-- {x-version-update:grpc-google-cloud-pubsub-v1:current} -->
+        <version>1.121.2</version><!-- {x-version-update:grpc-google-cloud-pubsub-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-pubsub-v1</artifactId>
-        <version>1.121.1</version><!-- {x-version-update:proto-google-cloud-pubsub-v1:current} -->
+        <version>1.121.2</version><!-- {x-version-update:proto-google-cloud-pubsub-v1:current} -->
       </dependency>
     </dependencies>
   </dependencyManagement>
diff --git a/google-cloud-pubsub/pom.xml b/google-cloud-pubsub/pom.xml
index 2fe492ba4..023cc4833 100644
--- a/google-cloud-pubsub/pom.xml
+++ b/google-cloud-pubsub/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-pubsub</artifactId>
-  <version>1.139.1</version><!-- {x-version-update:google-cloud-pubsub:current} -->
+  <version>1.139.2</version><!-- {x-version-update:google-cloud-pubsub:current} -->
   <packaging>jar</packaging>
   <name>Google Cloud Pub/Sub</name>
   <url>https://github.com/googleapis/java-pubsub</url>
@@ -11,7 +11,7 @@
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-pubsub-parent</artifactId>
-    <version>1.139.1</version><!-- {x-version-update:google-cloud-pubsub:current} -->
+    <version>1.139.2</version><!-- {x-version-update:google-cloud-pubsub:current} -->
   </parent>
   <properties>
     <site.installationModule>google-cloud-pubsub</site.installationModule>
diff --git a/grpc-google-cloud-pubsub-v1/pom.xml b/grpc-google-cloud-pubsub-v1/pom.xml
index cb87cb642..20731fff6 100644
--- a/grpc-google-cloud-pubsub-v1/pom.xml
+++ b/grpc-google-cloud-pubsub-v1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>grpc-google-cloud-pubsub-v1</artifactId>
-  <version>1.121.1</version><!-- {x-version-update:grpc-google-cloud-pubsub-v1:current} -->
+  <version>1.121.2</version><!-- {x-version-update:grpc-google-cloud-pubsub-v1:current} -->
   <name>grpc-google-cloud-pubsub-v1</name>
   <description>GRPC library for grpc-google-cloud-pubsub-v1</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-pubsub-parent</artifactId>
-    <version>1.139.1</version><!-- {x-version-update:google-cloud-pubsub:current} -->
+    <version>1.139.2</version><!-- {x-version-update:google-cloud-pubsub:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/pom.xml b/pom.xml
index 2fe71b3a1..93f64afd5 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-pubsub-parent</artifactId>
   <packaging>pom</packaging>
-  <version>1.139.1</version><!-- {x-version-update:google-cloud-pubsub:current} -->
+  <version>1.139.2</version><!-- {x-version-update:google-cloud-pubsub:current} -->
   <name>Google Cloud Pub/Sub Parent</name>
   <url>https://github.com/googleapis/java-pubsub</url>
   <description>
@@ -14,7 +14,7 @@
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>sdk-platform-java-config</artifactId>
-    <version>3.46.2</version>
+    <version>3.46.3</version>
   </parent>
 
   <developers>
@@ -69,17 +69,17 @@
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-pubsub-v1</artifactId>
-        <version>1.121.1</version><!-- {x-version-update:proto-google-cloud-pubsub-v1:current} -->
+        <version>1.121.2</version><!-- {x-version-update:proto-google-cloud-pubsub-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-pubsub-v1</artifactId>
-        <version>1.121.1</version><!-- {x-version-update:grpc-google-cloud-pubsub-v1:current} -->
+        <version>1.121.2</version><!-- {x-version-update:grpc-google-cloud-pubsub-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-pubsub</artifactId>
-        <version>1.139.1</version><!-- {x-version-update:google-cloud-pubsub:current} -->
+        <version>1.139.2</version><!-- {x-version-update:google-cloud-pubsub:current} -->
       </dependency>
 
       <!-- Test dependencies -->
diff --git a/proto-google-cloud-pubsub-v1/pom.xml b/proto-google-cloud-pubsub-v1/pom.xml
index 74592a4f1..e39ab19c0 100644
--- a/proto-google-cloud-pubsub-v1/pom.xml
+++ b/proto-google-cloud-pubsub-v1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>proto-google-cloud-pubsub-v1</artifactId>
-  <version>1.121.1</version><!-- {x-version-update:proto-google-cloud-pubsub-v1:current} -->
+  <version>1.121.2</version><!-- {x-version-update:proto-google-cloud-pubsub-v1:current} -->
   <name>proto-google-cloud-pubsub-v1</name>
   <description>PROTO library for proto-google-cloud-pubsub-v1</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-pubsub-parent</artifactId>
-    <version>1.139.1</version><!-- {x-version-update:google-cloud-pubsub:current} -->
+    <version>1.139.2</version><!-- {x-version-update:google-cloud-pubsub:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/samples/install-without-bom/pom.xml b/samples/install-without-bom/pom.xml
index bd608c657..2c150fbdb 100644
--- a/samples/install-without-bom/pom.xml
+++ b/samples/install-without-bom/pom.xml
@@ -44,7 +44,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-pubsub</artifactId>
-      <version>1.138.0</version>
+      <version>1.139.1</version>
     </dependency>
     <!-- [END pubsub_install_without_bom] -->
 
@@ -80,18 +80,18 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-core</artifactId>
-      <version>2.53.1</version>
+      <version>2.54.3</version>
       <classifier>tests</classifier>
     </dependency>
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-bigquery</artifactId>
-      <version>2.49.0</version>
+      <version>2.49.2</version>
     </dependency>
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-storage</artifactId>
-      <version>2.50.0</version>
+      <version>2.52.1</version>
     </dependency>
     <dependency>
       <groupId>com.google.cloud.opentelemetry</groupId>
diff --git a/samples/snapshot/pom.xml b/samples/snapshot/pom.xml
index 924dd7370..587361798 100644
--- a/samples/snapshot/pom.xml
+++ b/samples/snapshot/pom.xml
@@ -43,7 +43,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-pubsub</artifactId>
-      <version>1.139.1</version>
+      <version>1.139.2</version>
     </dependency>
     <!-- {x-version-update-end} -->
 
@@ -79,18 +79,18 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-core</artifactId>
-      <version>2.53.1</version>
+      <version>2.54.3</version>
       <classifier>tests</classifier>
     </dependency>
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-bigquery</artifactId>
-      <version>2.49.0</version>
+      <version>2.49.2</version>
     </dependency>
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-storage</artifactId>
-      <version>2.50.0</version>
+      <version>2.52.1</version>
     </dependency>
     <dependency>
       <groupId>com.google.cloud.opentelemetry</groupId>
diff --git a/samples/snippets/pom.xml b/samples/snippets/pom.xml
index 4b60d917e..4b5c90716 100644
--- a/samples/snippets/pom.xml
+++ b/samples/snippets/pom.xml
@@ -45,7 +45,7 @@
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>libraries-bom</artifactId>
-        <version>26.57.0</version>
+        <version>26.59.0</version>
         <type>pom</type>
         <scope>import</scope>
       </dependency>
@@ -103,7 +103,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-core</artifactId>
-      <version>2.53.1</version>
+      <version>2.54.3</version>
       <classifier>tests</classifier>
     </dependency>
     <!-- [END_EXCLUDE] -->
diff --git a/versions.txt b/versions.txt
index da51bc444..c4431dbaf 100644
--- a/versions.txt
+++ b/versions.txt
@@ -1,6 +1,6 @@
 # Format:
 # module:released-version:current-version
 
-google-cloud-pubsub:1.139.1:1.139.1
-grpc-google-cloud-pubsub-v1:1.121.1:1.121.1
-proto-google-cloud-pubsub-v1:1.121.1:1.121.1
+google-cloud-pubsub:1.139.2:1.139.2
+grpc-google-cloud-pubsub-v1:1.121.2:1.121.2
+proto-google-cloud-pubsub-v1:1.121.2:1.121.2