diff --git a/flake.lock b/flake.lock
index edabbe2..efe1b5a 100644
--- a/flake.lock
+++ b/flake.lock
@@ -96,11 +96,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1739233400,
-        "narHash": "sha256-fldFwXHP9Ndy/ADMDWNTpfWNsLdhZ8PP4DQyr1Igfo4=",
+        "lastModified": 1739567786,
+        "narHash": "sha256-VxaQgOt90G1b2/4U1o3jzDZjm5Gw3KoII8GGlasjnNk=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "ba4a1a110204c27805d1a1b5c8b24b3a0da4d063",
+        "rev": "67b9f9de22c78bd1d2cf45583bfb18470d1d3ef8",
         "type": "github"
       },
       "original": {
@@ -206,11 +206,11 @@
         "xdph": "xdph"
       },
       "locked": {
-        "lastModified": 1739211449,
-        "narHash": "sha256-zuNQu1w9xXWOBD+FlNSqmQticolSyLNp/iSkpE5BBNc=",
+        "lastModified": 1739547063,
+        "narHash": "sha256-HOKqsauJjL2hsocuCc+ryMZ+LXkoIOCGOyYvAJ20a40=",
         "owner": "hyprwm",
         "repo": "Hyprland",
-        "rev": "f2d43e5f2180adb81b3b7b51a7d0f39dace70b05",
+        "rev": "df3fba157279de53c582344b59699a21ac5d62b5",
         "type": "github"
       },
       "original": {
@@ -423,11 +423,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1739020877,
-        "narHash": "sha256-mIvECo/NNdJJ/bXjNqIh8yeoSjVLAuDuTUzAo7dzs8Y=",
+        "lastModified": 1739446958,
+        "narHash": "sha256-+/bYK3DbPxMIvSL4zArkMX0LQvS7rzBKXnDXLfKyRVc=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "a79cfe0ebd24952b580b1cf08cd906354996d547",
+        "rev": "2ff53fe64443980e139eaa286017f53f88336dd0",
         "type": "github"
       },
       "original": {
@@ -478,11 +478,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1738291974,
-        "narHash": "sha256-wkwYJc8cKmmQWUloyS9KwttBnja2ONRuJQDEsmef320=",
+        "lastModified": 1739262228,
+        "narHash": "sha256-7JAGezJ0Dn5qIyA2+T4Dt/xQgAbhCglh6lzCekTVMeU=",
         "owner": "Mic92",
         "repo": "sops-nix",
-        "rev": "4c1251904d8a08c86ac6bc0d72cc09975e89aef7",
+        "rev": "07af005bb7d60c7f118d9d9f5530485da5d1e975",
         "type": "github"
       },
       "original": {
diff --git a/nix/programs/git/default.nix b/nix/programs/git/default.nix
index 30d140b..d919b90 100644
--- a/nix/programs/git/default.nix
+++ b/nix/programs/git/default.nix
@@ -8,6 +8,7 @@
       userEmail = config.email;
 
       signing = {
+        format = "openpgp";
         key = "D9AF0A4209B7C2DE11A884BFACBC553660D9993D";
         signByDefault = true;
       };