diff --git a/app/ai/evening.py b/app/ai/evening.py
index 96e55ba..80f669a 100644
--- a/app/ai/evening.py
+++ b/app/ai/evening.py
@@ -104,7 +104,8 @@ def calc_live_ready(summaries: list[dict]) -> dict:
     win_trades   = sum(s["win_trades"]   for s in summaries)
     win_rate     = win_trades / total_trades * 100 if total_trades else 0
 
-    # MDD: 누적 손익 기준 최대 낙폭
+    # MDD: 초기자본 대비 누적 낙폭 (%)
+    STARTING_CAPITAL = 10_000_000
     cum = 0.0
     peak = 0.0
     mdd = 0.0
@@ -112,7 +113,7 @@ def calc_live_ready(summaries: list[dict]) -> dict:
         cum += s["net_pnl"] or 0
         if cum > peak:
             peak = cum
-        drawdown = (peak - cum) / max(abs(peak), 1) * 100
+        drawdown = (peak - cum) / STARTING_CAPITAL * 100
         if drawdown > mdd:
             mdd = drawdown
 
diff --git a/app/execution/kis_client.py b/app/execution/kis_client.py
index a1a9e39..f30b8e5 100644
--- a/app/execution/kis_client.py
+++ b/app/execution/kis_client.py
@@ -181,7 +181,8 @@ class KISClient:
                     await asyncio.sleep(wait)
             self._req_times.append(time.monotonic())
 
-            async with aiohttp.ClientSession() as session:
+            _timeout = aiohttp.ClientTimeout(total=10)
+            async with aiohttp.ClientSession(timeout=_timeout) as session:
                 if method == "GET":
                     async with session.get(url, headers=headers, params=params) as r:
                         data = await r.json()