diff --git a/tokio/src/time/instant.rs b/tokio/src/time/instant.rs
index 1f8e663fe..f7cf12d4a 100644
--- a/tokio/src/time/instant.rs
+++ b/tokio/src/time/instant.rs
@@ -98,7 +98,7 @@ impl Instant {
     }
 
     /// Returns the amount of time elapsed from another instant to this one, or
-    /// zero duration if that instant is earlier than this one.
+    /// zero duration if that instant is later than this one.
     ///
     /// # Examples
     ///