diff --git a/Objects/exceptions.c b/Objects/exceptions.c
index b994862..9e10b7e 100644
--- a/Objects/exceptions.c
+++ b/Objects/exceptions.c
@@ -349,7 +349,8 @@
 
 static struct PyMemberDef BaseException_members[] = {
     {"__suppress_context__", T_BOOL,
-     offsetof(PyBaseExceptionObject, suppress_context)}
+     offsetof(PyBaseExceptionObject, suppress_context)},
+    {NULL}
 };