diff --git a/backend/app.py b/backend/app.py
index bc5df5e..7a4bd74 100644
--- a/backend/app.py
+++ b/backend/app.py
@@ -26,7 +26,7 @@ def _make_limiter(redis_url: str) -> Limiter:
         key_func=get_remote_address,
         default_limits=[],
         storage_uri=redis_url,
-        strategy='fixed-window-elastic-expiry',
+        strategy='moving-window',
     )