diff --git a/handle_imported_video.py b/handle_imported_video.py
index 000350c..cf19456 100644
--- a/handle_imported_video.py
+++ b/handle_imported_video.py
@@ -137,20 +137,20 @@ if os.path.exists(_FULL_PATH):
         if _FLIP:
             if ops == "win":
                 myCmd =  [
-            "ffmpeg", "-display_rotation", "180", "-f", "concat", "-i", "video.txt ","-vcodec", "copy", "-acodec", "copy", export_name ,"-f", "null", "/dev/null",
+            "ffmpeg", "-display_rotation", "180", "-f", "concat", "-i", "video.txt ","-vcodec", "copy", "-acodec", "copy", export_name, "null", "/dev/null",
         ]
             else:
                 myCmd =  [
-            "/opt/ffmpeg/ffmpeg", "-display_rotation", "180", "-f", "concat", "-i", "video.txt ","-vcodec", "copy", "-acodec", "copy", export_name ,"-f", "null", "/dev/null",
+            "/opt/ffmpeg/ffmpeg", "-display_rotation", "180", "-f", "concat", "-i", "video.txt ","-vcodec", "copy", "-acodec", "copy", export_name, "null", "/dev/null",
         ]
         else:
             if ops == "win":
                 myCmd =  [
-            "ffmpeg", "-f", "concat", "-i", "video.txt ","-vcodec", "copy", "-acodec", "copy", export_name ,"-f", "null", "/dev/null",
+            "ffmpeg", "-f", "concat", "-i", "video.txt ","-vcodec", "copy", "-acodec", "copy", export_name , "null", "/dev/null",
         ]
             else:
                 myCmd =  [
-            "/opt/ffmpeg/ffmpeg", "-f", "concat", "-i", "video.txt ","-vcodec", "copy", "-acodec", "copy", export_name ,"-f", "null", "/dev/null",
+            "/opt/ffmpeg/ffmpeg", "-f", "concat", "-i", "video.txt ","-vcodec", "copy", "-acodec", "copy", export_name , "null", "/dev/null",
         ]
                         
         print(myCmd)