diff --git a/install/sql/incremental/upd_0011.sql b/install/sql/incremental/upd_0011.sql
new file mode 100644
index 0000000000000000000000000000000000000000..f7d28162b2e2133fbdba9bde17b3960326d52120
--- /dev/null
+++ b/install/sql/incremental/upd_0011.sql
@@ -0,0 +1,2 @@
+-- use text for groups
+ALTER TABLE `sys_user` CHANGE `groups` `groups` TEXT;