diff --git a/clients/google-api-services-osconfig/v1alpha/2.0.0/README.md b/clients/google-api-services-osconfig/v1alpha/2.0.0/README.md
index 9e4e01cf31d..0ef1ec70d56 100644
--- a/clients/google-api-services-osconfig/v1alpha/2.0.0/README.md
+++ b/clients/google-api-services-osconfig/v1alpha/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-osconfig</artifactId>
-      <version>v1alpha-rev20260611-2.0.0</version>
+      <version>v1alpha-rev20260910-2.0.0</version>
     </dependency>
   </dependencies>
 </project>
@@ -35,7 +35,7 @@ repositories {
   mavenCentral()
 }
 dependencies {
-  implementation 'com.google.apis:google-api-services-osconfig:v1alpha-rev20260611-2.0.0'
+  implementation 'com.google.apis:google-api-services-osconfig:v1alpha-rev20260910-2.0.0'
 }
 ```
 
diff --git a/clients/google-api-services-osconfig/v1alpha/2.0.0/com/google/api/services/osconfig/v1alpha/OSConfig.java b/clients/google-api-services-osconfig/v1alpha/2.0.0/com/google/api/services/osconfig/v1alpha/OSConfig.java
index 009f7bb55f1..4a032f7dd02 100644
--- a/clients/google-api-services-osconfig/v1alpha/2.0.0/com/google/api/services/osconfig/v1alpha/OSConfig.java
+++ b/clients/google-api-services-osconfig/v1alpha/2.0.0/com/google/api/services/osconfig/v1alpha/OSConfig.java
@@ -194,7 +194,8 @@ public InstanceOSPoliciesCompliances instanceOSPoliciesCompliances() {
       public class InstanceOSPoliciesCompliances {
 
         /**
-         * Get OS policies compliance data for the specified Compute Engine VM instance.
+         * Deprecated: Use GetOSPolicyAssignmentReport instead. Get OS policies compliance data for the
+         * specified Compute Engine VM instance.
          *
          * Create a request for the method "instanceOSPoliciesCompliances.get".
          *
@@ -221,7 +222,8 @@ public class Get extends OSConfigRequest<com.google.api.services.osconfig.v1alph
               java.util.regex.Pattern.compile("^projects/[^/]+/locations/[^/]+/instanceOSPoliciesCompliances/[^/]+$");
 
           /**
-           * Get OS policies compliance data for the specified Compute Engine VM instance.
+           * Deprecated: Use GetOSPolicyAssignmentReport instead. Get OS policies compliance data for the
+           * specified Compute Engine VM instance.
            *
            * Create a request for the method "instanceOSPoliciesCompliances.get".
            *
@@ -351,7 +353,8 @@ public Get set(String parameterName, Object value) {
           }
         }
         /**
-         * List OS policies compliance data for all Compute Engine VM instances in the specified zone.
+         * Deprecated: Use ListOSPolicyAssignmentReports instead. List OS policies compliance data for all
+         * Compute Engine VM instances in the specified zone.
          *
          * Create a request for the method "instanceOSPoliciesCompliances.list".
          *
@@ -376,7 +379,8 @@ public class List extends OSConfigRequest<com.google.api.services.osconfig.v1alp
               java.util.regex.Pattern.compile("^projects/[^/]+/locations/[^/]+$");
 
           /**
-           * List OS policies compliance data for all Compute Engine VM instances in the specified zone.
+           * Deprecated: Use ListOSPolicyAssignmentReports instead. List OS policies compliance data for all
+           * Compute Engine VM instances in the specified zone.
            *
            * Create a request for the method "instanceOSPoliciesCompliances.list".
            *
diff --git a/clients/google-api-services-osconfig/v1alpha/2.0.0/pom.xml b/clients/google-api-services-osconfig/v1alpha/2.0.0/pom.xml
index d6cf346b571..6024f2e66e9 100644
--- a/clients/google-api-services-osconfig/v1alpha/2.0.0/pom.xml
+++ b/clients/google-api-services-osconfig/v1alpha/2.0.0/pom.xml
@@ -8,8 +8,8 @@
 
   <groupId>com.google.apis</groupId>
   <artifactId>google-api-services-osconfig</artifactId>
-  <version>v1alpha-rev20260611-2.0.0</version>
-  <name>OS Config API v1alpha-rev20260611-2.0.0</name>
+  <version>v1alpha-rev20260910-2.0.0</version>
+  <name>OS Config API v1alpha-rev20260910-2.0.0</name>
   <packaging>jar</packaging>
 
   <inceptionYear>2011</inceptionYear>
diff --git a/clients/google-api-services-osconfig/v1alpha/README.md b/clients/google-api-services-osconfig/v1alpha/README.md
index 9e4e01cf31d..0ef1ec70d56 100644
--- a/clients/google-api-services-osconfig/v1alpha/README.md
+++ b/clients/google-api-services-osconfig/v1alpha/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-osconfig</artifactId>
-      <version>v1alpha-rev20260611-2.0.0</version>
+      <version>v1alpha-rev20260910-2.0.0</version>
     </dependency>
   </dependencies>
 </project>
@@ -35,7 +35,7 @@ repositories {
   mavenCentral()
 }
 dependencies {
-  implementation 'com.google.apis:google-api-services-osconfig:v1alpha-rev20260611-2.0.0'
+  implementation 'com.google.apis:google-api-services-osconfig:v1alpha-rev20260910-2.0.0'
 }
 ```