diff --git a/deluge/_libtorrent.py b/deluge/_libtorrent.py
index ab782d67a..e68e53580 100644
--- a/deluge/_libtorrent.py
+++ b/deluge/_libtorrent.py
@@ -47,7 +47,7 @@ supports.
 
 REQUIRED_VERSION = "0.14.9.0"
 
-def check_version(LT):
+def check_version(lt):
     from deluge.common import VersionSplit
     if VersionSplit(lt.version) < VersionSplit(REQUIRED_VERSION):
         raise ImportError("This version of Deluge requires libtorrent >=%s!" % REQUIRED_VERSION)