diff --git a/demos/function_calling/prometheus/prometheus.yaml b/demos/function_calling/prometheus/prometheus.yaml
index cf10e36d..95fcfd41 100644
--- a/demos/function_calling/prometheus/prometheus.yaml
+++ b/demos/function_calling/prometheus/prometheus.yaml
@@ -18,6 +18,6 @@ scrape_configs:
   scheme: http
   static_configs:
   - targets:
-    - bolt:9901
+    - arch:9901
   params:
     format: ['prometheus']