diff --git a/java-iam/grpc-google-iam-v1/build.gradle b/java-iam/grpc-google-iam-v1/build.gradle
index 5546b49463..16dbca39cc 100644
--- a/java-iam/grpc-google-iam-v1/build.gradle
+++ b/java-iam/grpc-google-iam-v1/build.gradle
@@ -18,7 +18,7 @@ repositories {
 }
 
 dependencies {
-  compile 'io.grpc:grpc-stub:1.45.1'
+  compile 'io.grpc:grpc-stub:1.46.0'
   compile 'io.grpc:grpc-protobuf:1.45.1'
   compile project(':proto-google-iam-v1')
 }