diff --git a/acl_loader/main.py b/acl_loader/main.py
index 921718f..667e449 100644
--- a/acl_loader/main.py
+++ b/acl_loader/main.py
@@ -826,11 +826,7 @@ def pop_matches(val):
 
             raw_data.append([priority, rule_data])
 
-        def cmp_rules(a, b):
-            return cmp(a[0], b[0])
-
-        raw_data.sort(cmp_rules)
-        raw_data.reverse()
+        raw_data.sort(key=lambda x: x[0], reverse=True)
 
         data = []
         for _, d in raw_data: