diff --git a/tokio/src/runtime/task/list.rs b/tokio/src/runtime/task/list.rs
index ca06d459c48..159c13e16e4 100644
--- a/tokio/src/runtime/task/list.rs
+++ b/tokio/src/runtime/task/list.rs
@@ -240,7 +240,7 @@ impl<S: 'static> LocalOwnedTasks<S> {
         self.with_inner(|inner|
             // safety: We just checked that the provided task is not in some
             // other linked list.
-            unsafe { inner.list.remove(task.header().into()) })
+            unsafe { inner.list.remove(task.header_ptr()) })
     }
 
     /// Asserts that the given task is owned by this LocalOwnedTasks and convert