diff --git a/sabnzbd/utils/file_extension.py b/sabnzbd/utils/file_extension.py
index b12e879..2d17e72 100644
--- a/sabnzbd/utils/file_extension.py
+++ b/sabnzbd/utils/file_extension.py
@@ -169,6 +169,7 @@ DOWNLOAD_EXT = (
     "bdmv",
     "bin",
     "bup",
+    "cbr",
     "clpi",
     "crx",
     "db",