diff --git a/hosts/galanthus/configuration.nix b/hosts/galanthus/configuration.nix
index 98690a0..b2ca8f2 100644
--- a/hosts/galanthus/configuration.nix
+++ b/hosts/galanthus/configuration.nix
@@ -23,7 +23,6 @@
   security.sudo.extraConfig = ''
     Defaults lecture = never
     Defaults pwfeedback
-    Defaults timestamp_timeout = 0
     Defaults env_keep += "DISPLAY EDITOR PATH"
   '';