1 files changed, 1 insertions, 1 deletions
diff --git a/gc.c b/gc.c
index 11bcd3b348..87b6231e90 100644
--- a/gc.c
+++ b/gc.c
@@ -1206,7 +1206,7 @@ const char *
 rb_objspace_data_type_name(VALUE obj)
 {
     if (RTYPEDDATA_P(obj)) {
-	return RTYPEDDATA_TYPE(obj)->name;
+	return RTYPEDDATA_TYPE(obj)->wrap_struct_name;
     }
     else {
 	return 0;