diff --git a/library/std/src/sys/pal/windows/c.rs b/library/std/src/sys/pal/windows/c.rs
index bab1e4d03fc4c..197a06ed019e5 100644
--- a/library/std/src/sys/pal/windows/c.rs
+++ b/library/std/src/sys/pal/windows/c.rs
@@ -402,8 +402,7 @@ compat_fn_with_fallback! {
         lpargtocompletionroutine: *const core::ffi::c_void,
         fresume: BOOL
     ) -> BOOL {
-        unsafe { SetLastError(ERROR_CALL_NOT_IMPLEMENTED as u32); };
-        FALSE
+        rtabort!("unimplemented")
     }
 }