diff --git a/dispatch/theme/fields.py b/dispatch/theme/fields.py
index <HASH>..<HASH> 100644
--- a/dispatch/theme/fields.py
+++ b/dispatch/theme/fields.py
@@ -168,7 +168,7 @@ class IntegerField(Field):
             return data
         try:
             return int(data, base=10)
-        except ValueError, TypeError:
+        except (ValueError, TypeError):
             return None
 
 class BoolField(Field):
catch multiple exception types requires parenthesis