1 files changed, 1 insertions, 1 deletions
diff --git a/error.c b/error.c
index 81684a112d..70bbb233c9 100644
--- a/error.c
+++ b/error.c
@@ -1116,7 +1116,7 @@ static const rb_data_type_t name_err_mesg_data_type = {
 	name_err_mesg_free,
 	name_err_mesg_memsize,
     },
-    NULL, NULL, RUBY_TYPED_FREE_IMMEDIATELY
+    0, 0, RUBY_TYPED_FREE_IMMEDIATELY
 };
 
 /* :nodoc: */