diff --git a/tokio/src/runtime/context.rs b/tokio/src/runtime/context.rs
index 4427c8a2efc..72d7d1ec619 100644
--- a/tokio/src/runtime/context.rs
+++ b/tokio/src/runtime/context.rs
@@ -1,4 +1,5 @@
use crate::runtime::coop;
+use crate::runtime::task::Id;
use std::cell::Cell;
@@ -17,6 +18,7 @@ struct Context {
/// Handle to the runtime scheduler running on the current thread.
#[cfg(feature = "rt")]
scheduler: RefCell