diff --git a/docker-compose.yml b/docker-compose.yml
index aae7f30..74603f5 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -38,9 +38,9 @@ services:
   node-exporter:
     image: prom/node-exporter
     volumes:
-      - /proc:/host/proc
-      - /sys:/host/sys
-      - /:/rootfs
+      - /proc:/host/proc:ro
+      - /sys:/host/sys:ro
+      - /:/rootfs:ro
     command: 
       - '--path.procfs=/host/proc' 
       - '--path.sysfs=/host/sys'