diff --git a/database/migrations/20190508100337_admin_auth_group_access.php b/database/migrations/20190508100337_admin_auth_group_access.php
index d52c5b3..10bbc3d 100644
--- a/database/migrations/20190508100337_admin_auth_group_access.php
+++ b/database/migrations/20190508100337_admin_auth_group_access.php
@@ -32,6 +32,7 @@ class AdminAuthGroupAccess extends Migrator {
         $table->addColumn('uid', 'integer', [
             'limit'   => 11,
             'default' => 0,
+            'signed'  => false,
             'comment' => ''
         ])->addColumn('groupId', 'string', [
             'limit'   => 255,
diff --git a/database/migrations/20190508101122_admin_auth_rule.php b/database/migrations/20190508101122_admin_auth_rule.php
new file mode 100644
index 0000000..264ac7b
--- /dev/null
+++ b/database/migrations/20190508101122_admin_auth_rule.php
@@ -0,0 +1,54 @@
+<?php
+
+use think\migration\Migrator;
+use think\migration\db\Column;
+
+class AdminAuthRule extends Migrator {
+    /**
+     * Change Method.
+     *
+     * Write your reversible migrations using this method.
+     *
+     * More information on writing migrations is available here:
+     * http://docs.phinx.org/en/latest/migrations.html#the-abstractmigration-class
+     *
+     * The following commands can be used in this method and Phinx will
+     * automatically reverse them when rolling back:
+     *
+     *    createTable
+     *    renameTable
+     *    addColumn
+     *    renameColumn
+     *    addIndex
+     *    addForeignKey
+     *
+     * Remember to call "create()" or "update()" and NOT "save()" when working
+     * with the Table class.
+     */
+    public function change() {
+        $table = $this->table('admin_auth_rule', [
+            'comment' => '权限细节'
+        ])->setCollation('utf8mb4_general_ci');
+        $table->addColumn('url', 'string', [
+            'limit'   => 80,
+            'default' => '',
+            'comment' => '规则唯一标识'
+        ])->addColumn('groupId', 'integer', [
+            'limit'   => 11,
+            'default' => 0,
+            'signed'  => false,
+            'comment' => '权限所属组的ID'
+        ])->addColumn('auth', 'integer', [
+            'limit'   => 11,
+            'default' => 0,
+            'signed'  => false,
+            'comment' => '权限数值'
+        ])->addColumn('status', 'integer', [
+            'limit'   => 1,
+            'default' => 1,
+            'comment' => '状态：为1正常，为0禁用'
+        ])->create();
+
+        $table->changeColumn('id', 'integer', ['signed' => false]);
+    }
+}