1 files changed, 1 insertions, 1 deletions
diff --git a/library/alloc/src/raw_vec/tests.rs b/library/alloc/src/raw_vec/tests.rs
index 2ed9d3685c6..e4c8b3709df 100644
--- a/library/alloc/src/raw_vec/tests.rs
+++ b/library/alloc/src/raw_vec/tests.rs
@@ -34,7 +34,7 @@ fn allocator_param() {
                 err @ Err(_) => err,
             }
         }
-        unsafe fn dealloc(&mut self, ptr: NonNull<u8>, layout: Layout) {
+        unsafe fn dealloc(&self, ptr: NonNull<u8>, layout: Layout) {
             unsafe { Global.dealloc(ptr, layout) }
         }
     }