diff --git a/sickbeard/subtitles.py b/sickbeard/subtitles.py
index ded600f98dee6f9c83c15f4c69719a21cc3cbb63..9e5ac3a1608f2db8a99a10d899c1d8977d25f46a 100644
--- a/sickbeard/subtitles.py
+++ b/sickbeard/subtitles.py
@@ -336,7 +336,7 @@ class SubtitlesFinder(object):
                 for video_filename in sorted(files):
                     try:
                         # Remove non release groups from video file. Needed to match subtitles
-                        new_video_filename = helpers.remove_non_release_groups(video_filename)
+                        new_video_filename = remove_non_release_groups(video_filename)
                         if new_video_filename != video_filename:
                             os.rename(video_filename, new_video_filename)
                             video_filename = new_video_filename