diff --git a/realestate-lab/app/collector.py b/realestate-lab/app/collector.py
index ee752c6..2310bc4 100644
--- a/realestate-lab/app/collector.py
+++ b/realestate-lab/app/collector.py
@@ -1,5 +1,6 @@
 import os
 import re
+import time
 import logging
 from datetime import date, timedelta
 import requests
@@ -53,17 +54,28 @@ def _api_call(endpoint: str, params: Dict[str, Any] = None) -> List[Dict]:
     all_data: List[Dict] = []
     page = 1
 
+    _MAX_RETRIES = 2
     while True:
         base_params["page"] = page
-        try:
-            resp = requests.get(url, params=base_params, timeout=30)
-            resp.raise_for_status()
-            body = resp.json()
-        except requests.RequestException as e:
-            logger.error("API 호출 실패 [%s page=%d]: %s", endpoint, page, e)
-            break
-        except ValueError as e:
-            logger.error("JSON 파싱 실패 [%s page=%d]: %s", endpoint, page, e)
+        body = None
+        for attempt in range(_MAX_RETRIES + 1):
+            try:
+                resp = requests.get(url, params=base_params, timeout=30)
+                resp.raise_for_status()
+                body = resp.json()
+                break
+            except requests.RequestException as e:
+                if attempt < _MAX_RETRIES:
+                    logger.warning("API 호출 실패 [%s page=%d] — %d초 후 재시도 (%d/%d): %s",
+                                   endpoint, page, 2 ** attempt, attempt + 1, _MAX_RETRIES, e)
+                    time.sleep(2 ** attempt)
+                else:
+                    logger.error("API 호출 최종 실패 [%s page=%d]: %s", endpoint, page, e)
+            except ValueError as e:
+                logger.error("JSON 파싱 실패 [%s page=%d]: %s", endpoint, page, e)
+                break  # 파싱 오류는 재시도 무의미
+
+        if body is None:
             break
 
         data = body.get("data", [])