diff --git a/app/Http/Requests/Quote/QuoteBomBulkCalculateRequest.php b/app/Http/Requests/Quote/QuoteBomBulkCalculateRequest.php
index ba2f7fa..a4daae7 100644
--- a/app/Http/Requests/Quote/QuoteBomBulkCalculateRequest.php
+++ b/app/Http/Requests/Quote/QuoteBomBulkCalculateRequest.php
@@ -32,7 +32,7 @@ public function rules(): array
             'items.*.openHeight' => 'nullable|numeric|min:100|max:20000',
             'items.*.quantity' => 'nullable|integer|min:1',
             'items.*.productCategory' => 'nullable|string|in:SCREEN,STEEL',
-            'items.*.guideRailType' => 'nullable|string|in:wall,ceiling,floor',
+            'items.*.guideRailType' => 'nullable|string|in:wall,ceiling,floor,mixed',
             'items.*.motorPower' => 'nullable|string|in:single,three',
             'items.*.controller' => 'nullable|string|in:basic,smart,premium',
             'items.*.wingSize' => 'nullable|numeric|min:0|max:500',
@@ -43,7 +43,7 @@ public function rules(): array
             'items.*.H0' => 'nullable|numeric|min:100|max:20000',
             'items.*.QTY' => 'nullable|integer|min:1',
             'items.*.PC' => 'nullable|string|in:SCREEN,STEEL',
-            'items.*.GT' => 'nullable|string|in:wall,ceiling,floor',
+            'items.*.GT' => 'nullable|string|in:wall,ceiling,floor,mixed',
             'items.*.MP' => 'nullable|string|in:single,three',
             'items.*.CT' => 'nullable|string|in:basic,smart,premium',
             'items.*.WS' => 'nullable|numeric|min:0|max:500',
diff --git a/app/Http/Requests/Quote/QuoteBomCalculateRequest.php b/app/Http/Requests/Quote/QuoteBomCalculateRequest.php
index 494277f..5aa1b99 100644
--- a/app/Http/Requests/Quote/QuoteBomCalculateRequest.php
+++ b/app/Http/Requests/Quote/QuoteBomCalculateRequest.php
@@ -28,7 +28,7 @@ public function rules(): array
             // 선택 입력 (기본값 있음)
             'QTY' => 'nullable|integer|min:1',
             'PC' => 'nullable|string|in:SCREEN,STEEL',
-            'GT' => 'nullable|string|in:wall,ceiling,floor',
+            'GT' => 'nullable|string|in:wall,ceiling,floor,mixed',
             'MP' => 'nullable|string|in:single,three',
             'CT' => 'nullable|string|in:basic,smart,premium',
             'WS' => 'nullable|numeric|min:0|max:500',