diff --git a/config b/config
index 0d69f36fcf010dcd299677cbbaad733f46f7c7ee..bf0382a8b5b6601a59fd032ee0857ce21c454405 100644
--- a/config
+++ b/config
@@ -10,7 +10,6 @@ MODEL_TAG=mobile_net
 INPUT_SHAPE=1,64,64,3
 OUTPUT_SHAPE=1,64,64,2
 RUNTIME=gpu
-TUNING_OR_NOT=1
 ANDROID_ABI=armeabi-v7a ; Or 'arm64-v8a'
 LIMIT_OPENCL_KERNEL_TIME=0
 DSP_MODE=0 ; used only for dsp
diff --git a/mace_tools.py b/mace_tools.py
index e201e49cc4d645df869c9d913dc59a29bf4b03ca..7c6c0f0509490e399d30ed32e79a6245cf5abbda 100644
--- a/mace_tools.py
+++ b/mace_tools.py
@@ -199,14 +199,14 @@ def parse_model_configs():
 
       for model_dir in model_dirs:
         # Create output dirs
-        model_output_dir = os.path.join(FLAGS.output_dir, model_dir)
+        model_output_dir = FLAGS.output_dir + "/" + model_dir
 
         model_output_map[model_dir] = model_output_dir
     else:
       model_dirs = [global_config_dir]
 
       # Create output dirs
-      model_output_dir = os.path.join(FLAGS.output_dir, global_config_dir)
+      model_output_dir = FLAGS.output_dir + "/" + global_config_dir
       model_output_map[global_config_dir] = model_output_dir
   except Exception as e:
     print("Error in read model path msg. Exception: {}".format(e))