diff --git a/lite/backends/imagination_nna/imgdnn_manager.cc b/lite/backends/imagination_nna/imgdnn_manager.cc
index ba5054537975e80fc40dd0656d8570e4224cc76e..f65550d8e588a1a0de2df893e7d87da3d97a0aba 100644
--- a/lite/backends/imagination_nna/imgdnn_manager.cc
+++ b/lite/backends/imagination_nna/imgdnn_manager.cc
@@ -368,8 +368,8 @@ imgdnn_network_object ImgdnnManager::createNetworkObject(
   const imgdnn_network_object_flags flags = 0;
 
   std::string options_str;
-  // std::string ddk_root{"/home/jasonwang/imgtools/ndk/main/"};
-  std::string ddk_root{STR2(IMAGINATION_NNA_SDK_ROOT)};
+  std::string ddk_root{"/home/jasonwang/imgtools/imagination_nna_sdk/"};
+  // std::string ddk_root{STR2(IMAGINATION_NNA_SDK_ROOT)};
   std::string hwconfig =
       ddk_root + "nna-tools/config/mirage_hw_config06_23_2_6500_301.json";
   std::string mapconfig = ddk_root + "nna-tools/config/mapconfig_q8a.json";