diff --git a/migrations/migrate.go b/migrations/migrate.go
index 9042010..e26f5b7 100644
--- a/migrations/migrate.go
+++ b/migrations/migrate.go
@@ -79,5 +79,20 @@ func Migrate(db *gorm.DB) error {
 		utils.Info("✅ tripsheets_status_check constraint includes Ready")
 	}
 
+	// The consignments.status CHECK constraint also predates this codebase (not
+	// derived from a gorm tag) and was missing two values the code actually
+	// writes: Collected_By_Miler — the hyperlocal two-step intermediate state,
+	// which a pickup-complete writes when MILER_COLLECTED_STATE_ENABLED is on —
+	// and Cancelled, which the admin console sets via PUT /consignments/:id/status.
+	// Without them the INSERT/UPDATE fails with a 23514 check violation. Widen it
+	// to the full set of constants.Consignment* statuses plus Cancelled.
+	db.Exec(`ALTER TABLE consignments DROP CONSTRAINT IF EXISTS consignments_status_check`)
+	if res := db.Exec(`ALTER TABLE consignments ADD CONSTRAINT consignments_status_check
+		CHECK (status::text = ANY (ARRAY['Created','Inwarded_at_Hub','Collected_By_Miler','Tripsheet_Loaded','In_Transit','Out_for_Delivery','Delivered','RTO_Initiated','Returned_to_Sender','Missing','Damaged','Cancelled']::text[]))`); res.Error != nil {
+		utils.Error("❌ Failed to widen consignments_status_check constraint", "error", res.Error)
+	} else {
+		utils.Info("✅ consignments_status_check constraint includes Collected_By_Miler")
+	}
+
 	return nil
 }