diff --git a/backend/tg_filter.py b/backend/tg_filter.py
index 0976433..d8faf69 100644
--- a/backend/tg_filter.py
+++ b/backend/tg_filter.py
@@ -40,7 +40,7 @@ THRESHOLD = 40
 
 # Scan config
 MSGS_PER_GROUP = 500
-GROUPS_PER_CYCLE = 0  # 0 = scan all eligible groups (was 56)
+GROUPS_PER_CYCLE = 56  # scan 56 groups per cycle to stay under rate limits
 
 # Keywords
 INTERESTING_KEYWORDS = [