diff --git a/docker-compose.yml b/docker-compose.yml
index 8715a29..fe47e57 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -4,7 +4,7 @@ services:
   prometheus:
     container_name: ${PROMETHEUS_CONTAINER_NAME:-prometheus}
     hostname: prometheus
-    image: ${PROMETHEUS_IMAGE:-docker.io/prom/prometheus}:${PROMETHEUS_TAG:-latest}
+    image: ${PROMETHEUS_IMAGE_NAME:-docker.io/prom/prometheus}:${PROMETHEUS_IMAGE_TAG:-latest}
     user: nobody
     restart: unless-stopped
     networks: