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-rw-r--r--src/liballoc/str.rs2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/liballoc/str.rs b/src/liballoc/str.rs
index 32ca8d1fa5e..ec9c39c916c 100644
--- a/src/liballoc/str.rs
+++ b/src/liballoc/str.rs
@@ -78,6 +78,8 @@ pub use core::str::SplitWhitespace;
 pub use core::str::pattern;
 #[stable(feature = "encode_utf16", since = "1.8.0")]
 pub use core::str::EncodeUtf16;
+#[unstable(feature = "split_ascii_whitespace", issue = "48656")]
+pub use core::str::SplitAsciiWhitespace;
 
 #[unstable(feature = "slice_concat_ext",
            reason = "trait should not have to exist",