diff --git a/src/liballoc/slice.rs b/src/liballoc/slice.rs
index 955cbe77819e5..c13e90a3d7081 100644
--- a/src/liballoc/slice.rs
+++ b/src/liballoc/slice.rs
@@ -140,7 +140,6 @@ mod hack {
     use crate::string::ToString;
     use crate::vec::Vec;
 
-    #[inline]
     pub fn into_vec<T>(b: Box<[T]>) -> Vec<T> {
         unsafe {
             let len = b.len();