diff --git a/Objects/codeobject.c b/Objects/codeobject.c
index 33b4610..815135d 100644
--- a/Objects/codeobject.c
+++ b/Objects/codeobject.c
@@ -340,10 +340,8 @@
 
 		/* Py3K warning if types are not equal and comparison
                    isn't == or !=  */
-		if (Py_Py3kWarningFlag &&
-		    PyErr_Warn(PyExc_DeprecationWarning,
-			       "code inequality comparisons not supported "
-			       "in 3.x") < 0) {
+		if (PyErr_WarnPy3k("code inequality comparisons not supported "
+			       "in 3.x", 1) < 0) {
 			return NULL;
 		}