diff --git a/sql/20230915101223_events.up.sql b/sql/20230915101223_events.up.sql
index b857a489..447b0b39 100644
--- a/sql/20230915101223_events.up.sql
+++ b/sql/20230915101223_events.up.sql
@@ -12,4 +12,7 @@ CREATE TABLE IF NOT EXISTS events (
 	Event       String,
 	FirstTime   String,
 	LastTime    String
-) engine=File(TabSeparated);
+) ENGINE = MergeTree()
+	ORDER BY (ClusterName, EventTime) 
+	TTL EventTime + INTERVAL 30 DAY
+	SETTINGS index_granularity = 8192;