diff --git a/Modules/arraymodule.c b/Modules/arraymodule.c
index ae68c15..81c9c36 100644
--- a/Modules/arraymodule.c
+++ b/Modules/arraymodule.c
@@ -514,10 +514,8 @@
     Py_ssize_t i, k;
     PyObject *res;
 
-    if (!array_Check(v) || !array_Check(w)) {
-        Py_INCREF(Py_NotImplemented);
-        return Py_NotImplemented;
-    }
+    if (!array_Check(v) || !array_Check(w))
+        Py_RETURN_NOTIMPLEMENTED;
 
     va = (arrayobject *)v;
     wa = (arrayobject *)w;