diff --git a/Eventarc/metadata/V1/Channel.php b/Eventarc/metadata/V1/Channel.php
index 01c070b2b773..7f8a693bb823 100644
Binary files a/Eventarc/metadata/V1/Channel.php and b/Eventarc/metadata/V1/Channel.php differ
diff --git a/Eventarc/metadata/V1/ChannelConnection.php b/Eventarc/metadata/V1/ChannelConnection.php
index 3916749ca265..2e0cac216c50 100644
--- a/Eventarc/metadata/V1/ChannelConnection.php
+++ b/Eventarc/metadata/V1/ChannelConnection.php
@@ -14,14 +14,13 @@ public static function initOnce() {
         if (static::$is_initialized == true) {
           return;
         }
-        \GPBMetadata\Google\Api\Annotations::initOnce();
         \GPBMetadata\Google\Api\FieldBehavior::initOnce();
         \GPBMetadata\Google\Api\Resource::initOnce();
         \GPBMetadata\Google\Protobuf\Timestamp::initOnce();
         $pool->internalAddGeneratedFile(
             '
-­
-1google/cloud/eventarc/v1/channel_connection.protogoogle.cloud.eventarc.v1google/api/field_behavior.protogoogle/api/resource.protogoogle/protobuf/timestamp.proto"§
+Œ
+1google/cloud/eventarc/v1/channel_connection.protogoogle.cloud.eventarc.v1google/api/resource.protogoogle/protobuf/timestamp.proto"§
 ChannelConnection
 name
 
(	BàA
 uid 
(	BàA8
diff --git a/Eventarc/metadata/V1/Trigger.php b/Eventarc/metadata/V1/Trigger.php
index b284bf546369..213b42feec66 100644
Binary files a/Eventarc/metadata/V1/Trigger.php and b/Eventarc/metadata/V1/Trigger.php differ