diff --git a/Gemfile.lock b/Gemfile.lock
index bcbe6b4f394..e10db81d0c9 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -357,7 +357,7 @@ GEM
       rake
     grape_logging (1.7.0)
       grape
-    grpc (1.4.5)
+    grpc (1.6.0)
       google-protobuf (~> 3.1)
       googleauth (~> 0.5.1)
     haml (4.0.7)