diff --git a/machine/nucturne/default.nix b/machine/nucturne/default.nix
index 2e6ab48..90c866e 100644
--- a/machine/nucturne/default.nix
+++ b/machine/nucturne/default.nix
@@ -3,6 +3,7 @@
   variables= {
     hostName = "nucturne";
     graphical = true;
+    git.signDefault = true;
   };
 
   boot.extraModulePackages = [
diff --git a/machine/stel-xps/default.nix b/machine/stel-xps/default.nix
index 80e4043..722b378 100644
--- a/machine/stel-xps/default.nix
+++ b/machine/stel-xps/default.nix
@@ -5,8 +5,11 @@
   variables = {
     hostName = "stel-xps";
     graphical = true;
-    git.key = "0x4998BEEE";
-    git.gpgsm = true;
+    git = {
+      key = "0x4998BEEE";
+      gpgsm = true;
+      signDefault = true;
+    };
   };
   #networking.hostName = "stel-xps"; # define the hostname
 
diff --git a/options.nix b/options.nix
index 1a70a16..1534502 100644
--- a/options.nix
+++ b/options.nix
@@ -29,6 +29,11 @@
         default = false;
         description = "Whether to use gpgsm for commit signatures";
       };
+      signDefault = mkOption {
+        type = types.bool;
+        default = false;
+        description = "Whether to force signing commits or not";
+      };
     };
   };
 }
diff --git a/users/ellmau/git.nix b/users/ellmau/git.nix
index ae2a851..43d5370 100644
--- a/users/ellmau/git.nix
+++ b/users/ellmau/git.nix
@@ -17,7 +17,10 @@
           #  format = "x509";
           #  program = "gpgsm";
           #};
-          user = { signingKey = config.variables.git.key;  };
+          user = {
+            signingKey = config.variables.git.key;
+            signByDefault = config.variables.git.signDefault;
+          };
           init = { defaultBranch = "main";};
           branch = { autosetuprebase = "always";};
           safe.directory = [ "/etc/nixos" ];