diff --git a/database/migrations/2024_11_21_113855_update_persetujuan_penawaran_table.php b/database/migrations/2024_11_21_113855_update_persetujuan_penawaran_table.php
new file mode 100644
index 0000000..4502039
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+++ b/database/migrations/2024_11_21_113855_update_persetujuan_penawaran_table.php
@@ -0,0 +1,44 @@
+<?php
+
+    use Illuminate\Database\Migrations\Migration;
+    use Illuminate\Database\Schema\Blueprint;
+    use Illuminate\Support\Facades\Schema;
+
+    class UpdatePersetujuanPenawaranTable extends Migration
+    {
+        /**
+         * Run the migrations.
+         *
+         * @return void
+         */
+        public function up()
+        {
+            Schema::table('persetujuan_penawaran', function (Blueprint $table) {
+                // Drop the existing attachment column
+                $table->dropForeign(['region_id']);
+                $table->dropColumn('attachment');
+
+                // Add new columns for file attachments
+                $table->string('file_persetujuan_penawaran')->nullable();
+                $table->string('surat_representasi')->nullable();
+                $table->string('bukti_bayar')->nullable();
+            });
+        }
+
+        /**
+         * Reverse the migrations.
+         *
+         * @return void
+         */
+        public function down()
+        {
+            Schema::table('persetujuan_penawaran', function (Blueprint $table) {
+                // Reverse the changes
+                $table->string('attachment')->nullable();
+
+                $table->dropColumn('file_persetujuan_penawaran');
+                $table->dropColumn('surat_representasi');
+                $table->dropColumn('bukti_bayar');
+            });
+        }
+    }