diff --git a/patch-schema/missing-mail.sql b/patch-schema/missing-mail.sql
new file mode 100644
index 000000000..601c77d4f
--- /dev/null
+++ b/patch-schema/missing-mail.sql
@@ -0,0 +1,6 @@
+BEGIN;
+
+ALTER TABLE IF EXISTS public.mail
+    ADD COLUMN IF NOT EXISTS locked boolean NOT NULL DEFAULT false;
+
+END;
\ No newline at end of file