diff --git a/migrations/000.254.sql b/migrations/000.254.sql
new file mode 100644
index 0000000..58112fd
--- /dev/null
+++ b/migrations/000.254.sql
@@ -0,0 +1,9 @@
+-- P5-6177 Add fallback to locales table
+
+ALTER TABLE locales ADD COLUMN fallback_id INTEGER;
+
+ALTER TABLE locales
+    ADD CONSTRAINT fallback_locale_fkey
+    FOREIGN KEY (fallback_id)
+    REFERENCES locales(id) MATCH SIMPLE;
+