1 files changed, 1 insertions, 1 deletions
diff --git a/class.c b/class.c
index e4c1905ae0..7e0099944a 100644
--- a/class.c
+++ b/class.c
@@ -202,7 +202,7 @@ class_alloc(VALUE flags, VALUE klass)
     flags &= T_MASK;
     flags |= FL_PROMOTED1 /* start from age == 2 */;
     if (RGENGC_WB_PROTECTED_CLASS) flags |= FL_WB_PROTECTED;
-    RVARGC_NEWOBJ_OF(obj, struct RClass, klass, flags, alloc_size);
+    NEWOBJ_OF(obj, struct RClass, klass, flags, alloc_size, 0);
 
 #if RCLASS_EXT_EMBEDDED
     memset(RCLASS_EXT(obj), 0, sizeof(rb_classext_t));