diff --git a/substrate/frame/system/src/extensions/check_mortality.rs b/substrate/frame/system/src/extensions/check_mortality.rs
index cc7496df9a..7e3f65d032 100644
--- a/substrate/frame/system/src/extensions/check_mortality.rs
+++ b/substrate/frame/system/src/extensions/check_mortality.rs
@@ -54,8 +54,7 @@ impl<T: Trait + Send + Sync> SignedExtension for CheckMortality<T> {
 	type Call = T::Call;
 	type AdditionalSigned = T::Hash;
 	type Pre = ();
-	// TODO [#6483] rename to CheckMortality
-	const IDENTIFIER: &'static str = "CheckEra";
+	const IDENTIFIER: &'static str = "CheckMortality";
 
 	fn validate(
 		&self,