diff --git a/lib/sql.js b/lib/sql.js
index cc2f2a96..7288f422 100644
--- a/lib/sql.js
+++ b/lib/sql.js
@@ -83,7 +83,7 @@ var sql = module.exports = {
       var columnDefinition = attrName + ' ' + type;
 
       // If type is an integer, set auto increment
-      if(type === 'TINYINT' || type === 'SMALLINT' || type === 'INT' || type === 'BIGINT') {
+      if(attribute.autoIncrement != false && (type === 'TINYINT' || type === 'SMALLINT' || type === 'INT' || type === 'BIGINT')) {
         return columnDefinition + ' UNSIGNED NOT NULL AUTO_INCREMENT PRIMARY KEY';
       }