diff --git a/server/config/prometheus/prometheus.yml b/server/config/prometheus/prometheus.yml
index 9e8268f..b170162 100644
--- a/server/config/prometheus/prometheus.yml
+++ b/server/config/prometheus/prometheus.yml
@@ -76,16 +76,16 @@ scrape_configs:
       static_configs:
         - targets: ['192.168.1.21:53000']
           labels:
-            instance: 'ggn'
+            tracker: 'ggn'
         - targets: ['192.168.1.21:53100']
           labels:
-            instance: 'mam'
+            tracker: 'mam'
         - targets: ['192.168.1.21:53200']
           labels:
-            instance: 'emp'
+            tracker: 'emp'
         - targets: ['192.168.1.21:53300']
           labels:
-            instance: 'pub'
+            tracker: 'pub'
 
     # scrape IoT devices
     - job_name: 'tasmota'