diff --git a/paddle/fluid/inference/tests/api/CMakeLists.txt b/paddle/fluid/inference/tests/api/CMakeLists.txt
index 2b3d26c3960325e60d1f1a03dbc319a825655338..c19d293f094774819b1e2960a2999269c6fa8cb4 100644
--- a/paddle/fluid/inference/tests/api/CMakeLists.txt
+++ b/paddle/fluid/inference/tests/api/CMakeLists.txt
@@ -86,7 +86,7 @@ inference_analysis_test(test_analyzer_small_dam SRCS analyzer_dam_tester.cc
         EXTRA_DEPS ${INFERENCE_EXTRA_DEPS}
         ARGS --infer_model=${DAM_SMALL_INSTALL_DIR}/model --infer_data=${DAM_SMALL_INSTALL_DIR}/data.txt --max_turn_num=1)
 
-# save model
+#save model 
 inference_analysis_api_test(test_analyzer_save_model ${DAM_SMALL_INSTALL_DIR} analyzer_save_model_tester.cc)
 
 # chinese_ner
diff --git a/paddle/fluid/inference/tests/api/analyzer_dam_tester.cc b/paddle/fluid/inference/tests/api/analyzer_dam_tester.cc
index a3eac7b200c37b4500183eb3888582d1dc695bb7..cfbb3b15461035c896d9b259147d09a88e934ee6 100644
--- a/paddle/fluid/inference/tests/api/analyzer_dam_tester.cc
+++ b/paddle/fluid/inference/tests/api/analyzer_dam_tester.cc
@@ -321,7 +321,6 @@ TEST(Analyzer_dam, compare_determine) {
   CompareDeterministic(reinterpret_cast<const PaddlePredictor::Config *>(&cfg),
                        input_slots_all);
 }
-
 // Save optim model
 TEST(Analyzer_dam, save_optim_model) {
   AnalysisConfig cfg;
diff --git a/paddle/fluid/inference/tests/api/analyzer_save_model_tester.cc b/paddle/fluid/inference/tests/api/analyzer_save_model_tester.cc
index 578b420ea924754999640925a6b5f3fe524d7668..4d99bbd36ffc90915c5009ef574e3c949a22cb86 100644
--- a/paddle/fluid/inference/tests/api/analyzer_save_model_tester.cc
+++ b/paddle/fluid/inference/tests/api/analyzer_save_model_tester.cc
@@ -34,7 +34,8 @@ TEST(Analyzer, save_model) {
   AnalysisConfig cfg;
   SetConfig(&cfg);
   cfg.SetModel(FLAGS_infer_model + "/__model__", FLAGS_infer_model + "/param");
-  std::string optimModelPath = FLAGS_infer_model + "/saved_optim_model";
+  //  ensure the path being unique
+  std::string optimModelPath = FLAGS_infer_model + "/only_for_save_model_test";
   mkdir(optimModelPath.c_str(), 0777);
   SaveOptimModel(&cfg, optimModelPath);