diff --git a/Cargo.toml b/Cargo.toml
index 14c241c..f515264 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -26,5 +26,5 @@ tonic-build = "0.12"
 
 [features]
 default = ["client"]
-client = []
-server = []
+client = ["tonic/transport"]
+server = ["tonic/transport"]