diff --git a/clipper/clipper.py b/clipper/clipper.py
index 30f2a00..b9a00cb 100644
--- a/clipper/clipper.py
+++ b/clipper/clipper.py
@@ -49,12 +49,12 @@ class Clipper:
         try:
             subprocess.call([
                 "ffmpeg",
+                "-i",
+                source_video_file,
                 "-ss",
                 start_time,
                 "-to",
                 end_time,
-                "-i",
-                source_video_file,
                 "-c",
                 "copy",
                 "-err_detect",