diff --git a/googleapis/cloud/datastream/v1alpha1/datastream_resources.pb.go b/googleapis/cloud/datastream/v1alpha1/datastream_resources.pb.go
index 6c4dc8846..30edbfe77 100644
--- a/googleapis/cloud/datastream/v1alpha1/datastream_resources.pb.go
+++ b/googleapis/cloud/datastream/v1alpha1/datastream_resources.pb.go
@@ -3785,7 +3785,7 @@ var file_google_cloud_datastream_v1alpha1_datastream_resources_proto_rawDesc = [
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@@ -3794,8 +3794,15 @@ var file_google_cloud_datastream_v1alpha1_datastream_resources_proto_rawDesc = [
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+	0x33,
 }
 
 var (
diff --git a/regen.txt b/regen.txt
index 0e1d1f218..ec1fbec04 100644
--- a/regen.txt
+++ b/regen.txt
@@ -1 +1 @@
-2c6e4dd22260e34403b468cc6d19aa43a9c684ed
\ No newline at end of file
+e9f5f8d2f25146730e80574778602aca38a70823
\ No newline at end of file