diff --git a/lib/db.php b/lib/db.php
index d2552bff8f..7d2b633106 100644
--- a/lib/db.php
+++ b/lib/db.php
@@ -434,7 +434,7 @@ class OC_DB {
 		self::connect();
 		// We need Database type and table prefix
 		if(is_null(self::$type)){
-			self::$type=OC_Config::getValue( "dbtype", "oc_" );
+			self::$type=OC_Config::getValue( "dbtype", "sqlite" );
 		}
 		$type = self::$type;
 		if(is_null(self::$prefix)){