diff --git a/database/migrations/2026_01_16_144753_create_management_table.php b/database/migrations/2026_01_16_144753_create_management_table.php
index 3fcc010..b7e5ccc 100644
--- a/database/migrations/2026_01_16_144753_create_management_table.php
+++ b/database/migrations/2026_01_16_144753_create_management_table.php
@@ -17,7 +17,7 @@ return new class extends Migration
             $table->string('management_code', 10)->unique();  // varchar(10), NOT NULL, UNIQUE
             $table->boolean('municipality_flag')->nullable();  // tinyint(1), NULL
             $table->boolean('government_approval_required')->nullable();  // tinyint(1), NULL
-            $table->boolean('valid_flag ');  // tinyint(1)
+            $table->boolean('valid_flag');  // tinyint(1)
             $table->timestamps();  // created_at, updated_at (datetime), NOT NULL
             $table->unsignedInteger('operator_id')->nullable();  // int(10), NULL
             $table->foreign('operator_id')->references('ope_id')->on('ope');  // 外部キー（opeテーブルのope_idを参照）