diff --git a/hosts/monitoring-3/prometheus.nix b/hosts/monitoring-3/prometheus.nix
index 0bc8bf1..484af4a 100644
--- a/hosts/monitoring-3/prometheus.nix
+++ b/hosts/monitoring-3/prometheus.nix
@@ -188,6 +188,7 @@ in {
               "fluorine.net.clerie.de"
               "www.fem.tu-ilmenau.de"
               "www.heise.de"
+              "dyon.net.entr0py.de"
             ];
           }
         ];
@@ -237,6 +238,8 @@ in {
               "ie10-due1.nodes.nethinks.com"
               "pe10-due1.nodes.nethinks.com"
               "matrix.bau-ha.us"
+              "dyon.net.entr0py.de"
+              "matrix.entr0py.de"
             ];
           }
         ];