diff --git a/clickhouse/docker-compose.yml b/clickhouse/docker-compose.yml
index 505a996..e497352 100644
--- a/clickhouse/docker-compose.yml
+++ b/clickhouse/docker-compose.yml
@@ -8,6 +8,10 @@ services:
     image: clickhouse/clickhouse-server:22-alpine
     container_name: clickhouse
     restart: unless-stopped
+    ulimits:
+      nofile:
+        soft: 10000
+        hard: 20000
     ports:
       - 8123:8123
       - 9000:9000