diff --git a/substrate/frame/support/test/tests/pallet.rs b/substrate/frame/support/test/tests/pallet.rs
index a563a9d63779..be158ca6641d 100644
--- a/substrate/frame/support/test/tests/pallet.rs
+++ b/substrate/frame/support/test/tests/pallet.rs
@@ -1471,7 +1471,7 @@ fn pallet_item_docs_in_metadata() {
 
 #[test]
 fn metadata() {
-	use codec::Decode;
+	use codec::{Decode, Encode};
 	use frame_metadata::{v15::*, *};
 
 	let readme = "Very important information :D\n";