diff --git a/pkg/db/schema/am/V0_8__owner_path_length.sql b/pkg/db/schema/am/V0_8__owner_path_length.sql
new file mode 100644
index 0000000..6586d85
--- /dev/null
+++ b/pkg/db/schema/am/V0_8__owner_path_length.sql
@@ -0,0 +1 @@
+ALTER TABLE `role` MODIFY owner_path varchar(255) not null;