diff --git a/clients/google-api-services-gkebackup/v1/2.0.0/README.md b/clients/google-api-services-gkebackup/v1/2.0.0/README.md
index 418c14d3af4..5dd2641e90c 100644
--- a/clients/google-api-services-gkebackup/v1/2.0.0/README.md
+++ b/clients/google-api-services-gkebackup/v1/2.0.0/README.md
@@ -22,7 +22,7 @@ Add the following lines to your `pom.xml` file:
     <dependency>
       <groupId>com.google.apis</groupId>
       <artifactId>google-api-services-gkebackup</artifactId>
-      <version>v1-rev20230925-2.0.0</version>
+      <version>v1-rev20231004-2.0.0</version>
     </dependency>
   </dependencies>
 </project>
@@ -35,7 +35,7 @@ repositories {
   mavenCentral()
 }
 dependencies {
-  implementation 'com.google.apis:google-api-services-gkebackup:v1-rev20230925-2.0.0'
+  implementation 'com.google.apis:google-api-services-gkebackup:v1-rev20231004-2.0.0'
 }
 ```
 
diff --git a/clients/google-api-services-gkebackup/v1/2.0.0/com/google/api/services/gkebackup/v1/model/GroupKind.java b/clients/google-api-services-gkebackup/v1/2.0.0/com/google/api/services/gkebackup/v1/model/GroupKind.java
index 5c0940cbf51..5bcc56504bd 100644
--- a/clients/google-api-services-gkebackup/v1/2.0.0/com/google/api/services/gkebackup/v1/model/GroupKind.java
+++ b/clients/google-api-services-gkebackup/v1/2.0.0/com/google/api/services/gkebackup/v1/model/GroupKind.java
@@ -40,7 +40,8 @@ public final class GroupKind extends com.google.api.client.json.GenericJson {
   private java.lang.String resourceGroup;
 
   /**
-   * Optional. Kind of a Kubernetes resource, e.g. "CustomResourceDefinition", "StorageClass", etc.
+   * Optional. Kind of a Kubernetes resource, must be in UpperCamelCase (PascalCase) and singular
+   * form. E.g. "CustomResourceDefinition", "StorageClass", etc.
    * The value may be {@code null}.
    */
   @com.google.api.client.util.Key
@@ -66,7 +67,8 @@ public GroupKind setResourceGroup(java.lang.String resourceGroup) {
   }
 
   /**
-   * Optional. Kind of a Kubernetes resource, e.g. "CustomResourceDefinition", "StorageClass", etc.
+   * Optional. Kind of a Kubernetes resource, must be in UpperCamelCase (PascalCase) and singular
+   * form. E.g. "CustomResourceDefinition", "StorageClass", etc.
    * @return value or {@code null} for none
    */
   public java.lang.String getResourceKind() {
@@ -74,7 +76,8 @@ public java.lang.String getResourceKind() {
   }
 
   /**
-   * Optional. Kind of a Kubernetes resource, e.g. "CustomResourceDefinition", "StorageClass", etc.
+   * Optional. Kind of a Kubernetes resource, must be in UpperCamelCase (PascalCase) and singular
+   * form. E.g. "CustomResourceDefinition", "StorageClass", etc.
    * @param resourceKind resourceKind or {@code null} for none
    */
   public GroupKind setResourceKind(java.lang.String resourceKind) {
diff --git a/clients/google-api-services-gkebackup/v1/2.0.0/com/google/api/services/gkebackup/v1/model/Restore.java b/clients/google-api-services-gkebackup/v1/2.0.0/com/google/api/services/gkebackup/v1/model/Restore.java
index c0fee8bd9a5..df9e965a344 100644
--- a/clients/google-api-services-gkebackup/v1/2.0.0/com/google/api/services/gkebackup/v1/model/Restore.java
+++ b/clients/google-api-services-gkebackup/v1/2.0.0/com/google/api/services/gkebackup/v1/model/Restore.java
@@ -18,7 +18,7 @@
 
 /**
  * Represents both a request to Restore some portion of a Backup into a target GKE cluster and a
- * record of the restore operation itself. Next id: 18
+ * record of the restore operation itself. Next id: 19
  *
  * <p> This is the Java data model class that specifies how to parse/serialize into the JSON that is
  * transmitted over HTTP when working with the Backup for GKE API. For a detailed explanation see:
diff --git a/clients/google-api-services-gkebackup/v1/2.0.0/pom.xml b/clients/google-api-services-gkebackup/v1/2.0.0/pom.xml
index f2314fac46e..893d110cd9e 100644
--- a/clients/google-api-services-gkebackup/v1/2.0.0/pom.xml
+++ b/clients/google-api-services-gkebackup/v1/2.0.0/pom.xml
@@ -8,8 +8,8 @@
 
   <groupId>com.google.apis</groupId>
   <artifactId>google-api-services-gkebackup</artifactId>
-  <version>v1-rev20230925-2.0.0</version>
-  <name>Backup for GKE API v1-rev20230925-2.0.0</name>
+  <version>v1-rev20231004-2.0.0</version>
+  <name>Backup for GKE API v1-rev20231004-2.0.0</name>
   <packaging>jar</packaging>
 
   <inceptionYear>2011</inceptionYear>