diff --git a/machines/calcite/configuration.nix b/machines/calcite/configuration.nix
index 4b35351..d42c585 100644
--- a/machines/calcite/configuration.nix
+++ b/machines/calcite/configuration.nix
@@ -208,7 +208,6 @@
     element-desktop
     tdesktop
     qq
-    feishu
 
     # Password manager
     bitwarden
@@ -265,6 +264,11 @@
   custom.forgejo-actions-runner.enable = true;
   custom.forgejo-actions-runner.tokenFile = config.sops.secrets.gitea_env.path;
 
+  custom.prometheus = {
+    enable = true;
+    exporters.enable = true;
+  };
+
   # MTP support
   services.gvfs.enable = true;
 
diff --git a/machines/dolomite/default.nix b/machines/dolomite/default.nix
index 3195b58..5bf2979 100644
--- a/machines/dolomite/default.nix
+++ b/machines/dolomite/default.nix
@@ -49,6 +49,8 @@ in
     networking.firewall.allowedTCPPorts = [ 80 8080 ];
     networking.firewall.allowedUDPPorts = [ ] ++ (lib.range 6311 6314);
 
+    services.tailscale.enable = true;
+
     custom.prometheus = {
       enable = false;
       exporters.enable = false;
diff --git a/machines/massicot/default.nix b/machines/massicot/default.nix
index 7656e12..5ac8151 100644
--- a/machines/massicot/default.nix
+++ b/machines/massicot/default.nix
@@ -8,7 +8,7 @@
     ./services.nix
   ];
 
-  customSettings = {
+  commonSettings = {
     auth.enable = true;
     nix.enable = true;
   };
diff --git a/modules/nixos/prometheus.nix b/modules/nixos/prometheus.nix
index 40035f3..3e59480 100644
--- a/modules/nixos/prometheus.nix
+++ b/modules/nixos/prometheus.nix
@@ -103,7 +103,7 @@ in
               name = "ntfy";
               webhook_configs = [
                 {
-                  url = "${config.services.ntfy-sh.settings.base-url}/prometheus-alerts";
+                  url = "https://ntfy.xinyang.life/prometheus-alerts";
                   send_resolved = true;
                 }
               ];