diff --git a/prometheus/docker-compose.yml b/prometheus/docker-compose.yml
index a15badf..8a5882a 100644
--- a/prometheus/docker-compose.yml
+++ b/prometheus/docker-compose.yml
@@ -1,12 +1,17 @@
+# This ia a reference copy only; use docker-compose up -d from /home/john/docker/prometheus
+#
 services:
   prometheus:
-    image: prom/prometheus
-#    container_name: prometheus
+    image: prom/prometheus:latest
+    container_name: prometheus
     command:
       - '--config.file=/etc/prometheus/prometheus.yml'
     ports:
       - 9090:9090
     restart: unless-stopped
     volumes:
-      - /mnt/cephfs/docker/prometheus/config:/etc/prometheus
-      - /mnt/cephfs/docker/prometheus/prom_data:/prometheus
\ No newline at end of file
+      - ./prometheus:/etc/prometheus
+      - prom_data:/prometheus
+
+volumes:
+   prom_data: