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-rw-r--r--machines/bismuth/default.nix2
-rw-r--r--machines/graphite/default.nix2
-rw-r--r--modules/common.nix2
3 files changed, 2 insertions, 4 deletions
diff --git a/machines/bismuth/default.nix b/machines/bismuth/default.nix
index e7418a9..165b944 100644
--- a/machines/bismuth/default.nix
+++ b/machines/bismuth/default.nix
@@ -11,8 +11,6 @@
     ../../modules/nvidia.nix
   ];
 
-  networking.hostName = "Bismuth";
-
   # expose vm web interface to tailnet
   services.tailscale.extraUpFlags = [
     "--advertise-routes=192.168.122.100/32"
diff --git a/machines/graphite/default.nix b/machines/graphite/default.nix
index 03934ff..8bbb903 100644
--- a/machines/graphite/default.nix
+++ b/machines/graphite/default.nix
@@ -10,7 +10,5 @@
     ../../modules/syncthing.nix
   ];
 
-  networking.hostName = "Graphite";
-
   system.stateVersion = "24.05";
 }
diff --git a/modules/common.nix b/modules/common.nix
index 0d3f815..bfa71ca 100644
--- a/modules/common.nix
+++ b/modules/common.nix
@@ -23,10 +23,12 @@
   # it makes every nixos rebuild very slow.
   documentation.man.generateCaches = false;
 
+  networking.hostName = me;
   # use corsac dns server
   networking.nameservers = let
     corsacTailnet = "100.64.100.100";
   in [ corsacTailnet ];
+
   services.resolved.enable = true;
 
   services = {