diff --git a/lang_python.py b/lang_python.py
index 4d64e8d..4db9e38 100644
--- a/lang_python.py
+++ b/lang_python.py
@@ -65,7 +65,7 @@
     1: "of10",
     2: "of11",
     3: "of12",
-    4: "of13"
+    4: "of13",
 }
 
 prefix = 'pyloxi/loxi'