1 files changed, 1 insertions, 1 deletions
diff --git a/insns.def b/insns.def
index 01bac33336..9350c2385c 100644
--- a/insns.def
+++ b/insns.def
@@ -837,7 +837,7 @@ defineclass
     /* enter scope */
     vm_push_frame(th->ec, class_iseq, VM_FRAME_MAGIC_CLASS | VM_ENV_FLAG_LOCAL, klass,
 		  GET_BLOCK_HANDLER(),
-		  (VALUE)vm_cref_push(th, klass, NULL, FALSE),
+		  (VALUE)vm_cref_push(th->ec, klass, NULL, FALSE),
 		  class_iseq->body->iseq_encoded, GET_SP(),
 		  class_iseq->body->local_table_size,
 		  class_iseq->body->stack_max);