diff --git a/docker/grafana/docker-compose.yml b/docker/grafana/docker-compose.yml
index 19d20e1..9613338 100644
--- a/docker/grafana/docker-compose.yml
+++ b/docker/grafana/docker-compose.yml
@@ -52,7 +52,7 @@ services:
       - grafana
 
   promtail:
-    image: grafana/promtail:3.4.1
+    image: grafana/promtail:3.4.2
     container_name: promtail
     volumes:
       - /var/log:/var/log