diff --git a/projects/grpc-go/Dockerfile b/projects/grpc-go/Dockerfile
index f0ab9e3df..6720ed21d 100644
--- a/projects/grpc-go/Dockerfile
+++ b/projects/grpc-go/Dockerfile
@@ -15,8 +15,6 @@
 ################################################################################
 
 FROM gcr.io/oss-fuzz-base/base-builder-go
-ENV GO111MODULE=on
-RUN git clone https://github.com/protocolbuffers/protobuf-go
 RUN git clone https://github.com/grpc/grpc-go
 
 RUN git clone --depth 1 https://github.com/grpc/grpc-go $GOPATH/src/google.golang.org/grpc