diff --git a/backend/app/config.py b/backend/app/config.py
index d209796..a76ff36 100644
--- a/backend/app/config.py
+++ b/backend/app/config.py
@@ -24,7 +24,7 @@ DEFAULT_HISTORICAL_SNAPSHOT_REFRESH_INTERVAL_SECONDS = 900
 DEFAULT_HISTORICAL_REFRESH_MAX_RETRIES = 2
 DEFAULT_HISTORICAL_REFRESH_RETRY_DELAY_SECONDS = 30
 DEFAULT_HISTORICAL_FULL_SNAPSHOT_EVERY_RUNS = 4
-DEFAULT_HISTORICAL_ELO_MMR_REBUILD_INTERVAL_MINUTES = 1440
+DEFAULT_HISTORICAL_ELO_MMR_REBUILD_INTERVAL_MINUTES = 180
 DEFAULT_HISTORICAL_ELO_MMR_MIN_NEW_SAMPLES = 12
 DEFAULT_HISTORICAL_WEEKLY_FALLBACK_MIN_MATCHES = 3
 DEFAULT_HISTORICAL_WEEKLY_FALLBACK_MAX_WEEKDAY = 2