diff --git a/backend/TextDetector/__pycache__/__init__.cpython-35.pyc b/backend/TextDetector/__pycache__/__init__.cpython-35.pyc
index 2b4c02a..9c26210 100644
Binary files a/backend/TextDetector/__pycache__/__init__.cpython-35.pyc and b/backend/TextDetector/__pycache__/__init__.cpython-35.pyc differ
diff --git a/backend/main.py b/backend/main.py
index bc15d52..1058cc4 100644
--- a/backend/main.py
+++ b/backend/main.py
@@ -54,4 +54,4 @@ def upload_file():
         return 'invalid file'
 
 if __name__ == '__main__':
-    app.run(port='5001')
+    app.run(port='8081')
diff --git a/buildspec.yml b/buildspec.yml
index ae6f305..af60347 100644
--- a/buildspec.yml
+++ b/buildspec.yml
@@ -1,4 +1,4 @@
-version: 0.2
+version: 0.2f
 env:
   variables:
     AWS_DEFAULT_REGION: "ap-southeast-1"
diff --git a/frontend/src/assets/js/QtRectangy.js b/frontend/src/assets/js/QtRectangy.js
index 25ec9cf..7e51535 100644
--- a/frontend/src/assets/js/QtRectangy.js
+++ b/frontend/src/assets/js/QtRectangy.js
@@ -256,12 +256,12 @@ class Zoomer {
         // let dx = (e.pageX - cp.left) * (r - 1),
         //     dy = (e.pageY - cp.top) * (r - 1);
         //
-        // CONTAINER.css({
-        //     width: nw,
-        //     height: nh,
-        //     left: cp.left - dx,
-        //     top: cp.top - dy,
-        // });
+        CONTAINER.css({
+            width: nw,
+            height: nh,
+            // left: cp.left - dx,
+            // top: cp.top - dy,
+        });
 
         // resize box
         $('[box]').each(function (e) {
@@ -439,7 +439,7 @@ class DrawingROIStrategy {
         // create new label
         let label = $('<input class="label"/>');
         label.css({
-            backgroundColor: 'rgba(' + color + ', 0.5)'
+            backgroundColor: 'rgba(' + color + ', 0.6)'
         });
 
         function resizeInput() {