diff --git a/nixos-configurations/shared.nix b/nixos-configurations/shared.nix
index 1233c1b..08b60d9 100644
--- a/nixos-configurations/shared.nix
+++ b/nixos-configurations/shared.nix
@@ -36,9 +36,9 @@
         enable = true;
         userName = "thiloho";
         userEmail = "123883702+thiloho@users.noreply.github.com";
-        # signing = {
-          # signByDefault = true;
-        # };
+        signing = {
+          signByDefault = true;
+        };
       };
       helix = {
         enable = true;