diff --git a/plugins/repository-gcs/build.gradle b/plugins/repository-gcs/build.gradle
index 0fb98c8b9abff..49f468bd1c757 100644
--- a/plugins/repository-gcs/build.gradle
+++ b/plugins/repository-gcs/build.gradle
@@ -61,7 +61,7 @@ dependencies {
   api 'com.google.api-client:google-api-client:2.2.0'
 
   api 'com.google.api.grpc:proto-google-common-protos:2.10.0'
-  api 'com.google.api.grpc:proto-google-iam-v1:0.12.0'
+  api 'com.google.api.grpc:proto-google-iam-v1:1.20.0'
 
   api "com.google.auth:google-auth-library-credentials:${versions.google_auth}"
   api "com.google.auth:google-auth-library-oauth2-http:${versions.google_auth}"