diff --git a/app.py b/app.py
index eb07487..1e9ac1c 100644
--- a/app.py
+++ b/app.py
@@ -1,4 +1,3 @@
-import json
 from flask import Flask, render_template, request
 from onnx_modifier import onnxModifier
 app = Flask(__name__)
@@ -28,7 +27,6 @@ def modify_and_download_model():
     onnx_modifier.modify_node_io_name(modify_info['node_renamed_io'])
     onnx_modifier.check_and_save_model()
     
-    
     return 'OK', 200
 
 if __name__ == '__main__':
diff --git a/onnx_modifier.py b/onnx_modifier.py
index 6fe4f6d..ebef62f 100644
--- a/onnx_modifier.py
+++ b/onnx_modifier.py
@@ -70,8 +70,7 @@ class onnxModifier:
                     # print('removing node {} ...'.format(node_name))
                     self.remove_node_by_name(node_name)
         
-        # remove node initializers (parameters)
-        # aka, keep and only keep the initializers of left nodes
+        # remove node initializers (parameters) aka, keep and only keep the initializers of left nodes
         left_node_inputs = []
         for left_node in self.graph.node:
             left_node_inputs += left_node.input
@@ -99,8 +98,7 @@ class onnxModifier:
     def check_and_save_model(self, save_dir='./res_onnx'):
         save_path = os.path.join(save_dir, 'modified_' + self.model_name)
         onnx.checker.check_model(self.model_proto)
-        onnx.save(self.model_proto, save_path)
-    
+        onnx.save(self.model_proto, save_path)  
     
     def inference(self):
         # model_proto_bytes = onnx._serialize(model_proto_from_stream)
diff --git a/static/onnx.js b/static/onnx.js
index a6cea7a..dc489c0 100644
--- a/static/onnx.js
+++ b/static/onnx.js
@@ -1353,7 +1353,8 @@ onnx.Metadata = class {
         if (onnx.Metadata._metadata) {
             return Promise.resolve(onnx.Metadata._metadata);
         }
-        return context.request('onnx-metadata.json', 'utf-8', null).then((data) => {
+        // return context.request('onnx-metadata.json', 'utf-8', null).then((data) => {
+        return context.request('../static/onnx-metadata.json', 'utf-8', null).then((data) => {
             onnx.Metadata._metadata = new onnx.Metadata(data);
             return onnx.Metadata._metadata;
         }).catch(() => {