diff --git a/clients/google-api-services-eventarc/v1/2.0.0/README.md b/clients/google-api-services-eventarc/v1/2.0.0/README.md
index 0e842ae0140..616e9a9f3e5 100644
--- a/clients/google-api-services-eventarc/v1/2.0.0/README.md
+++ b/clients/google-api-services-eventarc/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-eventarc</artifactId>
-      <version>v1-rev20260612-2.0.0</version>
+      <version>v1-rev20261002-2.0.0</version>
     </dependency>
   </dependencies>
 </project>
@@ -35,7 +35,7 @@ repositories {
   mavenCentral()
 }
 dependencies {
-  implementation 'com.google.apis:google-api-services-eventarc:v1-rev20260612-2.0.0'
+  implementation 'com.google.apis:google-api-services-eventarc:v1-rev20261002-2.0.0'
 }
 ```
 
diff --git a/clients/google-api-services-eventarc/v1/2.0.0/com/google/api/services/eventarc/v1/model/Trigger.java b/clients/google-api-services-eventarc/v1/2.0.0/com/google/api/services/eventarc/v1/model/Trigger.java
index 1756bda52e2..ae43ef4723d 100644
--- a/clients/google-api-services-eventarc/v1/2.0.0/com/google/api/services/eventarc/v1/model/Trigger.java
+++ b/clients/google-api-services-eventarc/v1/2.0.0/com/google/api/services/eventarc/v1/model/Trigger.java
@@ -83,7 +83,7 @@ public final class Trigger extends com.google.api.client.json.GenericJson {
   private java.lang.String eventDataContentType;
 
   /**
-   * Required. Unordered list. The list of filters that applies to event attributes. Only events
+   * Optional. Unordered list. The list of filters that applies to event attributes. Only events
    * that match all the provided filters are sent to the destination.
    * The value may be {@code null}.
    */
@@ -274,7 +274,7 @@ public Trigger setEventDataContentType(java.lang.String eventDataContentType) {
   }
 
   /**
-   * Required. Unordered list. The list of filters that applies to event attributes. Only events
+   * Optional. Unordered list. The list of filters that applies to event attributes. Only events
    * that match all the provided filters are sent to the destination.
    * @return value or {@code null} for none
    */
@@ -283,7 +283,7 @@ public java.util.List<EventFilter> getEventFilters() {
   }
 
   /**
-   * Required. Unordered list. The list of filters that applies to event attributes. Only events
+   * Optional. Unordered list. The list of filters that applies to event attributes. Only events
    * that match all the provided filters are sent to the destination.
    * @param eventFilters eventFilters or {@code null} for none
    */
diff --git a/clients/google-api-services-eventarc/v1/2.0.0/pom.xml b/clients/google-api-services-eventarc/v1/2.0.0/pom.xml
index 24a02cffa2a..d7316e9d41e 100644
--- a/clients/google-api-services-eventarc/v1/2.0.0/pom.xml
+++ b/clients/google-api-services-eventarc/v1/2.0.0/pom.xml
@@ -8,8 +8,8 @@
 
   <groupId>com.google.apis</groupId>
   <artifactId>google-api-services-eventarc</artifactId>
-  <version>v1-rev20260612-2.0.0</version>
-  <name>Eventarc API v1-rev20260612-2.0.0</name>
+  <version>v1-rev20261002-2.0.0</version>
+  <name>Eventarc API v1-rev20261002-2.0.0</name>
   <packaging>jar</packaging>
 
   <inceptionYear>2011</inceptionYear>
diff --git a/clients/google-api-services-eventarc/v1/README.md b/clients/google-api-services-eventarc/v1/README.md
index 0e842ae0140..616e9a9f3e5 100644
--- a/clients/google-api-services-eventarc/v1/README.md
+++ b/clients/google-api-services-eventarc/v1/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-eventarc</artifactId>
-      <version>v1-rev20260612-2.0.0</version>
+      <version>v1-rev20261002-2.0.0</version>
     </dependency>
   </dependencies>
 </project>
@@ -35,7 +35,7 @@ repositories {
   mavenCentral()
 }
 dependencies {
-  implementation 'com.google.apis:google-api-services-eventarc:v1-rev20260612-2.0.0'
+  implementation 'com.google.apis:google-api-services-eventarc:v1-rev20261002-2.0.0'
 }
 ```