diff --git a/Gopkg.toml b/Gopkg.toml
index 05a32c9e5485b5fc0c07a4ce9b0230bbc81e33d2..de29a7df159af46cd9efda487e9b39ad03fc24fb 100644
--- a/Gopkg.toml
+++ b/Gopkg.toml
@@ -10,6 +10,10 @@
   branch = "master"
   name = "golang.org/x/net"
 
+[[constraint]]
+  name = "github.com/grpc-ecosystem/grpc-gateway"
+  version = "1.4.1"
+
 [[constraint]]
   name = "google.golang.org/grpc"
   version = "1.13.0"