diff --git a/library/core/src/option.rs b/library/core/src/option.rs
index 64333a82387a..907726f0c345 100644
--- a/library/core/src/option.rs
+++ b/library/core/src/option.rs
@@ -1942,8 +1942,8 @@ unsafe impl TrustedLen for IntoIter {}
impl> FromIterator