diff --git a/primitives/test-utils/src/keyring.rs b/primitives/test-utils/src/keyring.rs
index f827c72943..8b7a2b3925 100644
--- a/primitives/test-utils/src/keyring.rs
+++ b/primitives/test-utils/src/keyring.rs
@@ -90,5 +90,5 @@ pub fn test_keyring() -> Vec<(Account, AuthorityWeight)> {
 
 /// Get a list of "unique" accounts.
 pub fn accounts(len: u16) -> Vec<Account> {
-	(0..len).into_iter().map(Account).collect()
+	(0..len).map(Account).collect()
 }