diff --git a/paddle/fluid/operators/checkpoint_load_op.cc b/paddle/fluid/operators/checkpoint_load_op.cc
index 8edf3b6429dbddfaa1c78d7953595f655bee3b85..ec451c9f3f0cd28a76442e136c3c91a8fa9f39c5 100644
--- a/paddle/fluid/operators/checkpoint_load_op.cc
+++ b/paddle/fluid/operators/checkpoint_load_op.cc
@@ -61,6 +61,13 @@ class CheckpointLoadOpProtoMaker : public framework::OpProtoAndCheckerMaker {
  public:
   CheckpointLoadOpProtoMaker(OpProto *proto, OpAttrChecker *op_checker)
       : OpProtoAndCheckerMaker(proto, op_checker) {
+    AddComment(R"DOC(
+CheckpointLoad operator
+
+This operator will serialize and write a list of input LoDTensor variables 
+to a file on disk.
+)DOC");
+
     AddAttr<std::string>(
         "dir",
         "(string)"
diff --git a/paddle/fluid/operators/checkpoint_save_op.cc b/paddle/fluid/operators/checkpoint_save_op.cc
index 7449352117b58a4cb7d89edacb5211b4c5edb9ed..1082bb4a345a2ede31642c228922be80dd075c36 100644
--- a/paddle/fluid/operators/checkpoint_save_op.cc
+++ b/paddle/fluid/operators/checkpoint_save_op.cc
@@ -180,7 +180,7 @@ class CheckpointSaveOpShapeInference : public framework::InferShapeBase {
 
 namespace ops = paddle::operators;
 
-REGISTER_OPERATOR(send_vars, ops::CheckpointSaveOp,
+REGISTER_OPERATOR(checkpoint_save, ops::CheckpointSaveOp,
                   paddle::framework::EmptyGradOpMaker,
                   ops::CheckpointSaveOpProtoMaker,
                   ops::CheckpointSaveOpVarTypeInference,