diff --git a/lib/adapters/postgres.js b/lib/adapters/postgres.js
index 7cbb767b..f1269329 100644
--- a/lib/adapters/postgres.js
+++ b/lib/adapters/postgres.js
@@ -261,7 +261,7 @@ PG.prototype.toFilter = function (model, filter) {
     }
 
     if (filter.limit) {
-        out += ' LIMIT ' + filter.limit + ' OFFSET ' + (filter.offset || '');
+        out += ' LIMIT ' + filter.limit + ' OFFSET ' + (filter.offset || '0');
     }
 
     return out;