diff --git a/tokio-timer/src/delay.rs b/tokio-timer/src/delay.rs
index abeda473c..e613622ae 100644
--- a/tokio-timer/src/delay.rs
+++ b/tokio-timer/src/delay.rs
@@ -91,13 +91,6 @@ impl Delay {
     }
 }
 
-#[cfg(feature = "async-traits")]
-impl futures_core::FusedFuture for Delay {
-    fn is_terminated(&self) -> bool {
-        self.is_elapsed()
-    }
-}
-
 impl Future for Delay {
     type Output = ();