1 files changed, 1 insertions, 1 deletions
diff --git a/userprefs.cgi b/userprefs.cgi
index 1b6347456..a80184d51 100755
--- a/userprefs.cgi
+++ b/userprefs.cgi
@@ -6,8 +6,8 @@
 # This Source Code Form is "Incompatible With Secondary Licenses", as
 # defined by the Mozilla Public License, v. 2.0.
 
+use 5.10.1;
 use strict;
-
 use lib qw(. lib);
 
 use Bugzilla;