diff --git a/src/take_while_inclusive.rs b/src/take_while_inclusive.rs
index 420da9847..660a0e0d3 100644
--- a/src/take_while_inclusive.rs
+++ b/src/take_while_inclusive.rs
@@ -90,7 +90,7 @@ where
 
 impl<I, F> FusedIterator for TakeWhileInclusive<I, F>
 where
-    I: Iterator,
+    I: FusedIterator,
     F: FnMut(&I::Item) -> bool,
 {
 }