diff --git a/clap_derive/Cargo.toml b/clap_derive/Cargo.toml
index 284e3326..159d7515 100644
--- a/clap_derive/Cargo.toml
+++ b/clap_derive/Cargo.toml
@@ -39,7 +39,7 @@ heck = "0.3.0"
 proc-macro-error = "1"
 
 [dev-dependencies]
-clap = { path = "../" }
+clap = { path = "../", default-features = false, features = ["std", "derive", "env"] }
 trybuild = "1.0"
 rustversion = "1"
 version-sync = "0.9"