diff --git a/library/core/src/str/iter.rs b/library/core/src/str/iter.rs
index 4fc28b162835..3a3d172937f4 100644
--- a/library/core/src/str/iter.rs
+++ b/library/core/src/str/iter.rs
@@ -1284,7 +1284,6 @@ impl<'a, P: Pattern<'a>> SplitInclusive<'a, P> {
     ///
     /// ```
     /// #![feature(str_split_inclusive_as_str)]
-    /// #![feature(split_inclusive)]
     /// let mut split = "Mary had a little lamb".split_inclusive(' ');
     /// assert_eq!(split.as_str(), "Mary had a little lamb");
     /// split.next();
diff --git a/src/librustdoc/lib.rs b/src/librustdoc/lib.rs
index 7ed64c5813fc..fe883f9a17c4 100644
--- a/src/librustdoc/lib.rs
+++ b/src/librustdoc/lib.rs
@@ -15,7 +15,6 @@
 #![feature(never_type)]
 #![feature(once_cell)]
 #![feature(type_ascription)]
-#![feature(split_inclusive)]
 #![feature(str_split_once)]
 #![feature(iter_intersperse)]
 #![recursion_limit = "256"]