diff --git a/demo/topdown_demo_with_mmdet.py b/demo/topdown_demo_with_mmdet.py
index a143795693..38f4e92e4e 100644
--- a/demo/topdown_demo_with_mmdet.py
+++ b/demo/topdown_demo_with_mmdet.py
@@ -213,8 +213,7 @@ def main():
 
         if output_file:
             img_vis = visualizer.get_image()
-            if args.show:
-                mmcv.imwrite(mmcv.rgb2bgr(img_vis), output_file)
+            mmcv.imwrite(mmcv.rgb2bgr(img_vis), output_file)
 
     elif input_type in ['webcam', 'video']: