diff --git a/library/std/src/sys/unix/thread.rs b/library/std/src/sys/unix/thread.rs
index be70d00cb1a..bb4e4ee9aa7 100644
--- a/library/std/src/sys/unix/thread.rs
+++ b/library/std/src/sys/unix/thread.rs
@@ -522,7 +522,7 @@ unsafe fn get_stack_start() -> Option<*mut libc::c_void> {
             // new thread
             stack_ptr.addr() - current_stack.ss_size
         };
-        Some(stack_ptr.with_addr(stack_addr))
+        Some(stack_ptr.with_addr(stackaddr))
     }
 
     #[cfg(any(