diff --git a/mix.exs b/mix.exs
index c96753b10..90744f45c 100644
--- a/mix.exs
+++ b/mix.exs
@@ -90,7 +90,7 @@ defmodule EMQXUmbrella.MixProject do
       {:ranch,
        github: "ninenines/ranch", ref: "a692f44567034dacf5efcaa24a24183788594eb7", override: true},
       # in conflict by grpc and eetcd
-      {:gpb, "4.11.2", override: true}
+      {:gpb, "4.11.2", override: true, runtime: false}
     ] ++ umbrella_apps() ++ bcrypt_dep() ++ quicer_dep()
   end