diff --git a/.github/.OwlBot-hermetic.yaml b/.github/.OwlBot-hermetic.yaml
index 219163820..d426d10ea 100644
--- a/.github/.OwlBot-hermetic.yaml
+++ b/.github/.OwlBot-hermetic.yaml
@@ -41,6 +41,7 @@ deep-preserve-regex:
 - "/google-cloud-pubsub/src/test/java/com/google/cloud/pubsub/v1/SequentialExecutorServiceTest.java"
 - "/google-cloud-pubsub/src/test/java/com/google/cloud/pubsub/v1/StatusUtilTest.java"
 - "/google-cloud-pubsub/src/test/java/com/google/cloud/pubsub/v1/StreamingSubscriberConnectionTest.java"
+- "/google-cloud-pubsub/src/test/java/com/google/cloud/pubsub/v1/SubscriberShutdownSettingsTest.java"
 - "/google-cloud-pubsub/src/test/java/com/google/cloud/pubsub/v1/SubscriberTest.java"
 - "/google-cloud-pubsub/src/test/java/com/google/cloud/pubsub/v1/TopicAdminSmokeTest.java"
 - "/google-cloud-pubsub/src/test/java/com/google/cloud/pubsub/v1/WaiterTest.java"
@@ -64,6 +65,7 @@ deep-preserve-regex:
 - "/google-cloud-pubsub/src/main/java/com/google/cloud/pubsub/v1/StreamingSubscriberConnection.java"
 - "/google-cloud-pubsub/src/main/java/com/google/cloud/pubsub/v1/Subscriber.java"
 - "/google-cloud-pubsub/src/main/java/com/google/cloud/pubsub/v1/SubscriberInterface.java"
+- "/google-cloud-pubsub/src/main/java/com/google/cloud/pubsub/v1/SubscriberShutdownSettings.java"
 - "/google-cloud-pubsub/src/main/java/com/google/cloud/pubsub/v1/SubscriberStats.java"
 - "/google-cloud-pubsub/src/main/java/com/google/cloud/pubsub/v1/Waiter.java"
 
diff --git a/.github/workflows/update_generation_config.yaml b/.github/workflows/update_generation_config.yaml
index 59e39834d..a7e14bb48 100644
--- a/.github/workflows/update_generation_config.yaml
+++ b/.github/workflows/update_generation_config.yaml
@@ -26,7 +26,7 @@ jobs:
       # the branch into which the pull request is merged
       base_branch: main
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v4
       with:
         fetch-depth: 0
         token: ${{ secrets.CLOUD_JAVA_BOT_TOKEN }}
diff --git a/google-cloud-pubsub/src/main/java/com/google/cloud/pubsub/v1/MessageDispatcher.java b/google-cloud-pubsub/src/main/java/com/google/cloud/pubsub/v1/MessageDispatcher.java
index 1a6dab2b2..5ed36b9cd 100644
--- a/google-cloud-pubsub/src/main/java/com/google/cloud/pubsub/v1/MessageDispatcher.java
+++ b/google-cloud-pubsub/src/main/java/com/google/cloud/pubsub/v1/MessageDispatcher.java
@@ -318,7 +318,8 @@ void stop() {
       case WAIT_FOR_PROCESSING:
         logger.log(
             Level.FINE,
-            "WAIT_FOR_PROCESSING shutdown mode: Waiting for outstanding messages to complete processing.");
+            "WAIT_FOR_PROCESSING shutdown mode: Waiting for outstanding messages to complete"
+                + " processing.");
         java.time.Duration timeout = subscriberShutdownSettings.getTimeout();
         if (timeout.isNegative()) {
           // Indefinite wait use existing blocking wait
@@ -330,7 +331,8 @@ void stop() {
           if (!completedWait) {
             logger.log(
                 Level.WARNING,
-                "Grace period expired for WAIT_FOR_PROCESSING shutdown. Nacking remaining messages.");
+                "Grace period expired for WAIT_FOR_PROCESSING shutdown. Nacking remaining"
+                    + " messages.");
             // Switch to NACK_IMMEDIATELY behavior for remaining messages
             nackAllOutstandingMessages();
           }
diff --git a/google-cloud-pubsub/src/main/java/com/google/cloud/pubsub/v1/Subscriber.java b/google-cloud-pubsub/src/main/java/com/google/cloud/pubsub/v1/Subscriber.java
index 28ba62d8e..c0779ff29 100644
--- a/google-cloud-pubsub/src/main/java/com/google/cloud/pubsub/v1/Subscriber.java
+++ b/google-cloud-pubsub/src/main/java/com/google/cloud/pubsub/v1/Subscriber.java
@@ -796,7 +796,8 @@ public Builder setOpenTelemetry(OpenTelemetry openTelemetry) {
      * SubscriberShutdownSettings#newBuilder() default settings}.
      */
     @BetaApi(
-        "The surface for SubscriberShutdownSettings is not stable yet and may be changed in the future.")
+        "The surface for SubscriberShutdownSettings is not stable yet and may be changed in the"
+            + " future.")
     public Builder setSubscriberShutdownSettings(
         SubscriberShutdownSettings subscriberShutdownSettings) {
       this.subscriberShutdownSettings = Preconditions.checkNotNull(subscriberShutdownSettings);