diff --git a/docker-compose.yml b/docker-compose.yml
index a984bdf..ff3ea3c 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -20,7 +20,7 @@ services:
       - grafana
 
   loki:
-    image: grafana/loki:2.9.0
+    image: grafana/loki:2.9.17@sha256:c4a25af6f2709fa625d88ee5df494a332a85f30e9575854031667823ecc5be04
     ports:
       - 3100:3100
     command: -config.file=/etc/loki/local-config.yaml