diff --git a/Objects/typeobject.c b/Objects/typeobject.c
index 214e601..6b732dd 100644
--- a/Objects/typeobject.c
+++ b/Objects/typeobject.c
@@ -3763,6 +3763,8 @@
 		COPYBUF(bf_getwritebuffer);
 		COPYBUF(bf_getsegcount);
 		COPYBUF(bf_getcharbuffer);
+		COPYBUF(bf_getbuffer);
+		COPYBUF(bf_releasebuffer);
 	}
 
 	basebase = base->tp_base;