diff --git a/apps/edr-freight-api/src/migrations/1718549400000-FixOrphanedRouteMilestones.ts b/apps/edr-freight-api/src/migrations/1718549400000-FixOrphanedRouteMilestones.ts
index d2aa22e8c..c28836194 100644
--- a/apps/edr-freight-api/src/migrations/1718549400000-FixOrphanedRouteMilestones.ts
+++ b/apps/edr-freight-api/src/migrations/1718549400000-FixOrphanedRouteMilestones.ts
@@ -2,15 +2,14 @@ import { MigrationInterface, QueryRunner } from 'typeorm';
 
 export class FixOrphanedRouteMilestones1718549400000 implements MigrationInterface {
   public async up(queryRunner: QueryRunner): Promise<void> {
-    // Clean up orphaned route_milestones records
+    // Delete orphaned route_milestones records (yard_id is NOT NULL, cannot be set to null)
     await queryRunner.query(`
-      UPDATE "freight"."route_milestones"
-      SET "yard_id" = NULL
+      DELETE FROM "freight"."route_milestones"
       WHERE "yard_id" IS NOT NULL
       AND "yard_id" NOT IN (SELECT "id" FROM "freight"."yards")
     `);
 
-    console.log('✅ Cleaned up orphaned route_milestones records');
+    console.log('✅ Deleted orphaned route_milestones records');
   }
 
   public async down(_queryRunner: QueryRunner): Promise<void> {