diff --git a/docker-compose.yml b/docker-compose.yml
index 892419a..86419bb 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -225,6 +225,8 @@ volumes:
     driver: local
   pong_logstash_data01:
     driver: local
+  certs:
+    driver: local
 
 networks:
   app-network: