diff --git a/home/modules/gpg.nix b/home/modules/gpg.nix
index 4b33f33..da17eca 100644
--- a/home/modules/gpg.nix
+++ b/home/modules/gpg.nix
@@ -54,7 +54,7 @@ in {
     programs.git = {
       signing = {
         key = config.local.services.gpg.defaultKey;
-        signByDefault = false;
+        signByDefault = true;
       };
     };
   };
diff --git a/home/platforms/fabian@t14/default.nix b/home/platforms/fabian@t14/default.nix
index 09472d7..5282868 100644
--- a/home/platforms/fabian@t14/default.nix
+++ b/home/platforms/fabian@t14/default.nix
@@ -17,7 +17,7 @@
     };
 
     services = {
-      gpg.defaultKey = "7206D8EE2474F3DF18EA876F0EC1691FF8C1A81F";
+      gpg.defaultKey = "A8981D346F8F4130CA16A7775517E687FCCE0BB9";
       yubikey.enable = true;
     };