diff --git a/system1-factory/api/controllers/dashboardController.js b/system1-factory/api/controllers/dashboardController.js
index 67c7624..822b14c 100644
--- a/system1-factory/api/controllers/dashboardController.js
+++ b/system1-factory/api/controllers/dashboardController.js
@@ -23,13 +23,12 @@ const DashboardController = {
         return res.status(404).json({ success: false, message: '사용자 정보를 찾을 수 없습니다.' });
       }
 
-      const workerId = userInfo.worker_id;
       const departmentId = userInfo.department_id;
       const role = userInfo.role;
 
-      // 2단계: 나머지 3개 병렬 조회
+      // 2단계: 나머지 3개 병렬 조회 (연차: sp_vacation_balances from user_id)
       const [vacationRows, overtime, quickAccess] = await Promise.all([
-        DashboardModel.getVacationBalance(workerId, year),
+        DashboardModel.getVacationBalance(userId, year),
         DashboardModel.getMonthlyOvertime(userId, year, month),
         DashboardModel.getQuickAccess(userId, departmentId, role)
       ]);
diff --git a/system1-factory/api/models/dashboardModel.js b/system1-factory/api/models/dashboardModel.js
index 039ed2e..fa4bc60 100644
--- a/system1-factory/api/models/dashboardModel.js
+++ b/system1-factory/api/models/dashboardModel.js
@@ -27,17 +27,19 @@ const DashboardModel = {
   /**
    * 연차 현황 조회 (쿼리 2)
    */
-  getVacationBalance: async (workerId, year) => {
-    if (!workerId) return [];
+  getVacationBalance: async (userId, year) => {
+    if (!userId) return [];
     const db = await getDb();
     const [rows] = await db.execute(`
-      SELECT vbd.vacation_type_id, vbd.total_days, vbd.used_days, vbd.remaining_days,
+      SELECT svb.vacation_type_id, svb.total_days, svb.used_days,
+             (svb.total_days - svb.used_days) AS remaining_days,
+             svb.balance_type, svb.expires_at,
              vt.type_name, vt.type_code
-      FROM vacation_balance_details vbd
-      JOIN vacation_types vt ON vbd.vacation_type_id = vt.id
-      WHERE vbd.worker_id = ? AND vbd.year = ?
+      FROM sp_vacation_balances svb
+      JOIN vacation_types vt ON svb.vacation_type_id = vt.id
+      WHERE svb.user_id = ? AND svb.year = ?
       ORDER BY vt.priority
-    `, [workerId, year]);
+    `, [userId, year]);
     return rows;
   },
 
diff --git a/system1-factory/api/models/vacationBalanceModel.js b/system1-factory/api/models/vacationBalanceModel.js
index 87b9c21..78c0f4f 100644
--- a/system1-factory/api/models/vacationBalanceModel.js
+++ b/system1-factory/api/models/vacationBalanceModel.js
@@ -13,14 +13,15 @@ const vacationBalanceModel = {
     const db = await getDb();
     const [rows] = await db.query(`
       SELECT
-        vbd.*,
-        vt.type_name,
-        vt.type_code,
-        vt.priority,
-        vt.is_special
-      FROM vacation_balance_details vbd
-      INNER JOIN vacation_types vt ON vbd.vacation_type_id = vt.id
-      WHERE vbd.user_id = ? AND vbd.year = ?
+        svb.id, svb.user_id, svb.vacation_type_id, svb.year,
+        svb.total_days, svb.used_days,
+        (svb.total_days - svb.used_days) AS remaining_days,
+        svb.balance_type, svb.expires_at, svb.notes,
+        svb.created_by, svb.created_at, svb.updated_at,
+        vt.type_name, vt.type_code, vt.priority, vt.is_special
+      FROM sp_vacation_balances svb
+      INNER JOIN vacation_types vt ON svb.vacation_type_id = vt.id
+      WHERE svb.user_id = ? AND svb.year = ?
       ORDER BY vt.priority ASC, vt.type_name ASC
     `, [userId, year]);
     return rows;
@@ -33,14 +34,16 @@ const vacationBalanceModel = {
     const db = await getDb();
     const [rows] = await db.query(`
       SELECT
-        vbd.*,
-        vt.type_name,
-        vt.type_code
-      FROM vacation_balance_details vbd
-      INNER JOIN vacation_types vt ON vbd.vacation_type_id = vt.id
-      WHERE vbd.user_id = ?
-        AND vbd.vacation_type_id = ?
-        AND vbd.year = ?
+        svb.id, svb.user_id, svb.vacation_type_id, svb.year,
+        svb.total_days, svb.used_days,
+        (svb.total_days - svb.used_days) AS remaining_days,
+        svb.balance_type, svb.expires_at,
+        vt.type_name, vt.type_code
+      FROM sp_vacation_balances svb
+      INNER JOIN vacation_types vt ON svb.vacation_type_id = vt.id
+      WHERE svb.user_id = ?
+        AND svb.vacation_type_id = ?
+        AND svb.year = ?
     `, [userId, vacationTypeId, year]);
     return rows;
   },
@@ -52,16 +55,17 @@ const vacationBalanceModel = {
     const db = await getDb();
     const [rows] = await db.query(`
       SELECT
-        vbd.*,
-        w.worker_name,
-        w.employment_status,
-        vt.type_name,
-        vt.type_code,
-        vt.priority
-      FROM vacation_balance_details vbd
-      INNER JOIN workers w ON vbd.user_id = w.user_id
-      INNER JOIN vacation_types vt ON vbd.vacation_type_id = vt.id
-      WHERE vbd.year = ?
+        svb.id, svb.user_id, svb.vacation_type_id, svb.year,
+        svb.total_days, svb.used_days,
+        (svb.total_days - svb.used_days) AS remaining_days,
+        svb.balance_type, svb.expires_at, svb.notes,
+        svb.created_by, svb.created_at, svb.updated_at,
+        w.worker_name, w.employment_status,
+        vt.type_name, vt.type_code, vt.priority
+      FROM sp_vacation_balances svb
+      INNER JOIN workers w ON svb.user_id = w.user_id
+      INNER JOIN vacation_types vt ON svb.vacation_type_id = vt.id
+      WHERE svb.year = ?
         AND w.employment_status = 'employed'
       ORDER BY w.worker_name ASC, vt.priority ASC
     `, [year]);