diff --git a/grafana/docker-compose.yml b/grafana/docker-compose.yml
index 74fc068..6efdc70 100644
--- a/grafana/docker-compose.yml
+++ b/grafana/docker-compose.yml
@@ -8,7 +8,7 @@ volumes:
 services:
   grafana:
     container_name: ${GRAFANA_CONTAINER_NAME:-grafana}
-    image: ${GRAFANA_IMAGE:-grafana/grafana:8.3.4}
+    image: ${GRAFANA_IMAGE:-grafana/grafana:8.3.6@sha256:5b71534e0a0329f243994a09340db6625b55a33ae218d71e34ec73f824ec1e48}
     restart: always
     volumes:
       - grafana:/var/lib/grafana