diff --git a/Python/traceback.c b/Python/traceback.c
index 4ddee2c..d6f68ab 100644
--- a/Python/traceback.c
+++ b/Python/traceback.c
@@ -52,8 +52,7 @@
 }
 
 PyTypeObject PyTraceBack_Type = {
-	PyObject_HEAD_INIT(&PyType_Type)
-	0,
+	PyVarObject_HEAD_INIT(&PyType_Type, 0)
 	"traceback",
 	sizeof(PyTracebackObject),
 	0,