diff --git a/configuration.nix b/configuration.nix
index 426bc42..6964446 100644
--- a/configuration.nix
+++ b/configuration.nix
@@ -54,6 +54,9 @@
     hybrid-sleep.enable = false;
   };
 
+  # Disable serial getty on ttyS0 to prevent dmesg warnings
+  systemd.services."serial-getty@ttyS0".enable = false;
+
   # srvos enables vim, i don't want to use vim, disable it here:
   programs.vim = {
     defaultEditor = false;