diff --git a/database/migrations/2025_06_24_111502_alert_course_contents_table.php b/database/migrations/2025_06_24_111502_alert_course_contents_table.php
index 860ef28..97fd29b 100644
--- a/database/migrations/2025_06_24_111502_alert_course_contents_table.php
+++ b/database/migrations/2025_06_24_111502_alert_course_contents_table.php
@@ -25,7 +25,6 @@ return new class extends Migration
             $table->json('file_ids')->nullable()->comment('文件id数组');
             // 详细地址
             $table->string('address_detail')->nullable()->comment('详细地址');
-            $table->string('mobile')->nullable()->comment('联系方式');
         });
     }