diff --git a/Objects/longobject.c b/Objects/longobject.c
index 74037be..475b9bd 100644
--- a/Objects/longobject.c
+++ b/Objects/longobject.c
@@ -5869,7 +5869,7 @@
 }
 
 void
-PyLong_Fini(void)
+_PyLong_Fini(void)
 {
     /* Integers are currently statically allocated. Py_DECREF is not
        needed, but Python must forget about the reference or multiple