diff --git a/mindspore/ccsrc/frontend/optimizer/irpass/arithmetic_simplify.cc b/mindspore/ccsrc/frontend/optimizer/irpass/arithmetic_simplify.cc
index 32172a3bb73d6b89969d38b923b32f730f23dfbf..b69fb20bee3a8a13260a304442a345c1263dfc8e 100644
--- a/mindspore/ccsrc/frontend/optimizer/irpass/arithmetic_simplify.cc
+++ b/mindspore/ccsrc/frontend/optimizer/irpass/arithmetic_simplify.cc
@@ -53,7 +53,9 @@ AnfNodePtr ArithmeticSimplify::operator()(const OptimizerPtr &, const AnfNodePtr
       auto ttmul = NewCNode({mul_node, const_.GetNode(node), const_2.GetNode(node)}, node->func_graph());
       return NewCNode({mul_node, x.GetNode(node), ttmul}, node->func_graph());
     }
-    return NewCNode({mul_node, x.GetNode(node), new_mul_tensor}, node->func_graph());
+    auto new_cnode = NewCNode({mul_node, x.GetNode(node), new_mul_tensor}, node->func_graph());
+    new_cnode->set_abstract(node->abstract());
+    return new_cnode;
   };
   MATCH_REPLACE_LAMBDA(node, const_ * (const_2 * x), const_dup_lambda);