diff --git a/app/Http/Controllers/Barobill/EaccountController.php b/app/Http/Controllers/Barobill/EaccountController.php
index 943743c1..ad952bab 100644
--- a/app/Http/Controllers/Barobill/EaccountController.php
+++ b/app/Http/Controllers/Barobill/EaccountController.php
@@ -1253,23 +1253,28 @@ public function updateManual(Request $request, int $id): JsonResponse
             $transTime = $validated['trans_time'] ?? '000000';
             $transDt = $validated['trans_date'] . $transTime;
 
-            $transaction->update([
-                'bank_account_num' => $validated['bank_account_num'],
-                'bank_code' => $validated['bank_code'] ?? '',
-                'bank_name' => $validated['bank_name'] ?? '',
-                'trans_date' => $validated['trans_date'],
-                'trans_time' => $transTime,
-                'trans_dt' => $transDt,
-                'deposit' => $validated['deposit'],
-                'withdraw' => $validated['withdraw'],
-                'balance' => $validated['balance'] ?? 0,
-                'summary' => $validated['summary'] ?? '',
-                'cast' => $validated['cast'] ?? '',
-                'memo' => $validated['memo'] ?? '',
-                'trans_office' => $validated['trans_office'] ?? '',
-                'account_code' => $validated['account_code'] ?? null,
-                'account_name' => $validated['account_name'] ?? null,
-            ]);
+            // Query Builder 사용: Eloquent의 numeric dirty 감지 문제 방지
+            // (DB의 "515900.00" 문자열 vs validation 후 515900 정수 비교 시 dirty 오감지)
+            DB::table('barobill_bank_transactions')
+                ->where('id', $transaction->id)
+                ->update([
+                    'bank_account_num' => $validated['bank_account_num'],
+                    'bank_code' => $validated['bank_code'] ?? '',
+                    'bank_name' => $validated['bank_name'] ?? '',
+                    'trans_date' => $validated['trans_date'],
+                    'trans_time' => $transTime,
+                    'trans_dt' => $transDt,
+                    'deposit' => $validated['deposit'],
+                    'withdraw' => $validated['withdraw'],
+                    'balance' => $validated['balance'] ?? 0,
+                    'summary' => $validated['summary'] ?? '',
+                    'cast' => $validated['cast'] ?? '',
+                    'memo' => $validated['memo'] ?? '',
+                    'trans_office' => $validated['trans_office'] ?? '',
+                    'account_code' => $validated['account_code'] ?? null,
+                    'account_name' => $validated['account_name'] ?? null,
+                    'updated_at' => now(),
+                ]);
 
             return response()->json([
                 'success' => true,