diff --git a/src/database/redis/hash.js b/src/database/redis/hash.js
index 86ed0027d9..63a85f77ec 100644
--- a/src/database/redis/hash.js
+++ b/src/database/redis/hash.js
@@ -7,6 +7,7 @@ module.exports = function(redisClient, module) {
 	};
 
 	module.setObjectField = function(key, field, value, callback) {
+		callback = callback || function() {};
 		redisClient.hset(key, field, value, callback);
 	};