diff --git a/database/migrations/2026_09_06_110218_fix_work_orders_company_id.php b/database/migrations/2026_09_06_110218_fix_work_orders_company_id.php
new file mode 100644
index 0000000..1f81c45
--- /dev/null
+++ b/database/migrations/2026_09_06_110218_fix_work_orders_company_id.php
@@ -0,0 +1,52 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Support\Facades\DB;
+
+/**
+ * One-time data fix: work orders created with wrong company_id due to
+ * FrankenPHP/Octane singleton race condition on TenantManager.
+ *
+ * Moves all WOs that don't belong to the 'psauto' company into it,
+ * but only if the source company has no users (i.e. it's a ghost/test
+ * tenant, not a real separate company with its own data).
+ */
+return new class extends Migration
+{
+    public function up(): void
+    {
+        $psauto = DB::table('companies')->where('slug', 'psauto')->first();
+        if (! $psauto) {
+            return; // psauto doesn't exist on this environment — skip
+        }
+
+        // Find companies that have WOs but are NOT psauto
+        $otherCompanyIds = DB::table('work_orders')
+            ->whereNull('deleted_at')
+            ->where('company_id', '!=', $psauto->id)
+            ->pluck('company_id')
+            ->unique();
+
+        foreach ($otherCompanyIds as $companyId) {
+            // Only move if that company has no users (ghost/test tenant)
+            $userCount = DB::table('users')->where('company_id', $companyId)->count();
+            if ($userCount > 0) {
+                continue; // Real company with users — leave its WOs alone
+            }
+
+            $moved = DB::table('work_orders')
+                ->whereNull('deleted_at')
+                ->where('company_id', $companyId)
+                ->update(['company_id' => $psauto->id]);
+
+            \Illuminate\Support\Facades\Log::info(
+                "Migration fix_work_orders_company_id: moved {$moved} WOs from company_id={$companyId} to psauto company_id={$psauto->id}"
+            );
+        }
+    }
+
+    public function down(): void
+    {
+        // Not reversible — data migration only
+    }
+};