diff --git a/tests/apps/gogrpc/go.mod b/tests/apps/gogrpc/go.mod
index 5c57d4f52..72c390cc3 100644
--- a/tests/apps/gogrpc/go.mod
+++ b/tests/apps/gogrpc/go.mod
@@ -4,7 +4,7 @@ go 1.12
 
 require (
 	cloud.google.com/go v0.44.3 // indirect
-	github.com/golang/protobuf v1.5.1
+	github.com/golang/protobuf v1.5.2
 	github.com/google/pprof v0.0.0-20190723021845-34ac40c74b70 // indirect
 	github.com/hashicorp/golang-lru v0.5.3 // indirect
 	github.com/kr/pty v1.1.8 // indirect
diff --git a/tests/apps/gogrpc/go.sum b/tests/apps/gogrpc/go.sum
index 19a78aee8..da26f761f 100644
--- a/tests/apps/gogrpc/go.sum
+++ b/tests/apps/gogrpc/go.sum
@@ -41,6 +41,7 @@ github.com/golang/protobuf v1.4.2/go.mod h1:oDoupMAO8OvCJWAcko0GGGIgR6R6ocIYbsSw
 github.com/golang/protobuf v1.4.3/go.mod h1:oDoupMAO8OvCJWAcko0GGGIgR6R6ocIYbsSw735rRwI=
 github.com/golang/protobuf v1.5.0/go.mod h1:FsONVRAS9T7sI+LIUmWTfcYkHO4aIWwzhcaSAoJOfIk=
 github.com/golang/protobuf v1.5.1/go.mod h1:DopwsBzvsk0Fs44TXzsVbJyPhcCPeIwnvohx4u74HPM=
+github.com/golang/protobuf v1.5.2/go.mod h1:XVQd3VNwM+JqD3oG2Ue2ip4fOMUkwXdXDdiuN0vRsmY=
 github.com/google/btree v0.0.0-20180813153112-4030bb1f1f0c/go.mod h1:lNA+9X1NB3Zf8V7Ke586lFgjr2dZNuvo3lPJSGZ5JPQ=
 github.com/google/btree v1.0.0/go.mod h1:lNA+9X1NB3Zf8V7Ke586lFgjr2dZNuvo3lPJSGZ5JPQ=
 github.com/google/go-cmp v0.2.0/go.mod h1:oXzfMopK8JAjlY9xF4vHSVASa0yLyX7SntLO5aqRK0M=