diff --git a/lib/Doctrine/ORM/Query/ParameterTypeInferer.php b/lib/Doctrine/ORM/Query/ParameterTypeInferer.php
index 763743d9064..f2b24cd9093 100644
--- a/lib/Doctrine/ORM/Query/ParameterTypeInferer.php
+++ b/lib/Doctrine/ORM/Query/ParameterTypeInferer.php
@@ -61,6 +61,6 @@ public static function inferType($value)
             return '[' . static::inferType(current($value)) . ']';
         }
 
-        return \PDO::PARAM_STR;
+        return Type::STRING;
     }
 }