diff --git a/ge/graph/build/graph_builder.cc b/ge/graph/build/graph_builder.cc
index 61c21491..d3e11969 100644
--- a/ge/graph/build/graph_builder.cc
+++ b/ge/graph/build/graph_builder.cc
@@ -278,7 +278,7 @@ Status GraphBuilder::BuildForUnknownShapeGraph(ComputeGraphPtr &comp_graph, GeMo
 
   Graph2SubGraphInfoList subgraph_map;
   ge::ModelBuilder builder(session_id, comp_graph, subgraph_map, stream_max_parallel_num_, hcom_parallel_, build_mode_);
-  GE_CHK_STATUS_RET(builder.RreBuildModel(), "Failed to pre build model.");
+  GE_CHK_STATUS_RET(builder.PreBuildModel(), "Failed to pre build model.");
 
   GELOGI("Begin to build unknown shape graph[%s].", comp_graph->GetName().c_str());
   GE_TIMESTAMP_START(CalcOpParam);