diff --git a/ge/hybrid/executor/worker/shape_inference_engine.cc b/ge/hybrid/executor/worker/shape_inference_engine.cc
index 4dc5b79c..18fed710 100755
--- a/ge/hybrid/executor/worker/shape_inference_engine.cc
+++ b/ge/hybrid/executor/worker/shape_inference_engine.cc
@@ -68,6 +68,7 @@ Status ShapeInferenceEngine::InferShape(NodeState &node_state) {
   }
 
   // Do shape inference
+  // Skipping infer shape of input node.
   GELOGD("[%s] Start to invoke InferShapeAndType", node_item.NodeName().c_str());
   if (node_state.GetType() != DATA_TYPE && node_state.GetType() != AIPP_DATA_TYPE) {
     RECORD_SHAPE_INFERENCE_EVENT(execution_context_, node_item.NodeName().c_str(), "[InferShapeAndType] Start");