diff --git a/hosts/prometheus/default.nix b/hosts/prometheus/default.nix
index f19241d9..943e9245 100644
--- a/hosts/prometheus/default.nix
+++ b/hosts/prometheus/default.nix
@@ -29,12 +29,11 @@
       webExternalUrl = "https://prometheus.serv.zentralwerk.org/alertmanager/";
       listenAddress = "[::1]";
       configuration = {
-        "global" = { };
         "route" = {
           "group_by" = [ "instance" ];
           "group_wait" = "1m";
           "group_interval" = "1m";
-          "repeat_interval" = "4h";
+          "repeat_interval" = "7d";
           "receiver" = "xmpp";
         };
         "receivers" = [{