diff --git a/image_fusion/Image_Registration_test.py b/image_fusion/Image_Registration_test.py
index 7161906..0ee3393 100644
--- a/image_fusion/Image_Registration_test.py
+++ b/image_fusion/Image_Registration_test.py
@@ -150,7 +150,7 @@ def main(matchimg_vi, matchimg_in):
             return 0, None, 0
         else:
             matched_ni = cv2.warpPerspective(orimg_in, H, (w, h))
-            matched_ni,left,right,top,bottom=removeBlackBorder(matched_ni)
+            matched_ni, left, right, top, bottom = removeBlackBorder(matched_ni)
             # fusion = fusions(orimg_vi[left:right, top:bottom], matched_ni)
             fusion = fusions(orimg_vi, matched_ni)