diff --git a/util/convert_innodb.sql b/util/convert_innodb.sql
index 6b065f3b2..bcc87222a 100644
--- a/util/convert_innodb.sql
+++ b/util/convert_innodb.sql
@@ -1,4 +1,4 @@
 
 SELECT CONCAT('ALTER TABLE ',table_schema,'.',table_name,' engine=InnoDB;') 
 FROM information_schema.tables 
-WHERE engine = 'MyISAM';
+WHERE engine = 'MyISAM' AND  `table_schema` = 'friendica';