diff --git a/content-replayer-override.yml b/content-replayer-override.yml
index 438ba70..d9ab1b1 100644
--- a/content-replayer-override.yml
+++ b/content-replayer-override.yml
@@ -1,22 +1,23 @@
 # Mirror specific services
 version: '3.7'
 
 services:
   content-replayer:
     image: softwareheritage/replayer:${SWH_IMAGE_TAG:-latest}
     environment:
       STATSD_HOST: prometheus-statsd-exporter
       STATSD_PORT: 9125
+      STATSD_TAGS: 'role:content-replayer,hostname:${HOSTNAME}'
     configs:
       - source: content-replayer
         target: /etc/softwareheritage/config.yml
     command:
       - content-replayer
     depends_on:
       - objstorage
       - redis
 
 configs:
   content-replayer:
     file: conf/content-replayer.yml
     name: content-replayer
diff --git a/graph-replayer-override.yml b/graph-replayer-override.yml
index be87aa4..b4ab186 100644
--- a/graph-replayer-override.yml
+++ b/graph-replayer-override.yml
@@ -1,22 +1,23 @@
 # Mirror specific services
 version: '3.7'
 
 services:
   graph-replayer:
     image: softwareheritage/replayer:${SWH_IMAGE_TAG:-latest}
     environment:
       STATSD_HOST: prometheus-statsd-exporter
       STATSD_PORT: 9125
+      STATSD_TAGS: 'role:content-replayer,hostname:${HOSTNAME}'
     configs:
       - source: graph-replayer
         target: /etc/softwareheritage/config.yml
     command:
       - graph-replayer
     depends_on:
       - storage
       - redis
 
 configs:
   graph-replayer:
     file: conf/graph-replayer.yml
     name: graph-replayer