diff --git a/app/Http/Controllers/Finance/JournalEntryController.php b/app/Http/Controllers/Finance/JournalEntryController.php
index 4b72635d..b528906d 100644
--- a/app/Http/Controllers/Finance/JournalEntryController.php
+++ b/app/Http/Controllers/Finance/JournalEntryController.php
@@ -5,6 +5,7 @@
 use App\Http\Controllers\Controller;
 use App\Models\Barobill\AccountCode;
 use App\Models\Barobill\BankTransaction;
+use App\Models\Barobill\BankTransactionOverride;
 use App\Models\Barobill\CardTransaction;
 use App\Models\Barobill\CardTransactionHide;
 use App\Models\Finance\JournalEntry;
@@ -309,6 +310,20 @@ public function update(Request $request, int $id): JsonResponse
                     'description' => $line['description'] ?? null,
                 ]);
             }
+
+            // 은행거래 출처 전표의 적요 수정 시 자금일보에도 반영
+            if ($entry->source_type === 'bank_transaction' && $entry->source_key && $request->description) {
+                $existing = BankTransactionOverride::forTenant($tenantId)
+                    ->byUniqueKey($entry->source_key)
+                    ->first();
+
+                BankTransactionOverride::saveOverride(
+                    $tenantId,
+                    $entry->source_key,
+                    $request->description,
+                    $existing->modified_cast ?? null
+                );
+            }
         });
 
         return response()->json([