diff --git a/modules/print-and-scan.nix b/modules/print-and-scan.nix
index 541f6ae..4af94ea 100644
--- a/modules/print-and-scan.nix
+++ b/modules/print-and-scan.nix
@@ -38,7 +38,8 @@
     # Whether to enable the mDNS NSS (Name Service Switch) plug-in.
     # Enabling it allows applications to resolve names in the .local domain by transparently querying the Avahi daemon.
     # -> Discover network printers.
-    nssmdns = true;
+    nssmdns4 = true;
+    nssmdns6 = true;
     # Network printers
     openFirewall = true;
     publish = {
diff --git a/modules/ssh-fde-unlock.nix b/modules/ssh-fde-unlock.nix
index 83186ce..f9d57ec 100644
--- a/modules/ssh-fde-unlock.nix
+++ b/modules/ssh-fde-unlock.nix
@@ -23,6 +23,7 @@
       else throw "Please add initrd ssh port here"
     );
     shell = "/bin/cryptsetup-askpass";
+    # TODO: Use the new option authorizedKeyFiles instead
     authorizedKeys = [
       (builtins.readFile ../assets/ssh/nitrokey.pub)
     ];
diff --git a/nix/sources.json b/nix/sources.json
index 46efa4b..b3cadb2 100644
--- a/nix/sources.json
+++ b/nix/sources.json
@@ -5,34 +5,34 @@
         "homepage": "https://nur.nix-community.org/",
         "owner": "nix-community",
         "repo": "NUR",
-        "rev": "35485c6a42e8f3ecb77d79fc6e3dea695e40c82d",
-        "sha256": "1s78acskj9b4kz6g4fycywi6hd9j6y4baz31qpjv2000c14jy104",
+        "rev": "f9b13b99b4e7d7f462a5291969bedbcba0b5b7c9",
+        "sha256": "0si2qy8fzysvcb7rj6yihb1b1dwaf9crfyl22vqz3pqwwj1afgyz",
         "type": "tarball",
-        "url": "https://github.com/nix-community/NUR/archive/35485c6a42e8f3ecb77d79fc6e3dea695e40c82d.tar.gz",
+        "url": "https://github.com/nix-community/NUR/archive/f9b13b99b4e7d7f462a5291969bedbcba0b5b7c9.tar.gz",
         "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
     },
     "home-manager": {
-        "branch": "release-23.11",
+        "branch": "release-24.05",
         "description": "Manage a user environment using Nix  [maintainer=@rycee] ",
         "homepage": "https://nix-community.github.io/home-manager/",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "f2e3c19867262dbe84fdfab42467fc8dd83a2005",
-        "sha256": "073w6k65lyjwmnsi064fxzib2qbd149df6abgwcp0pdd2kb7xy56",
+        "rev": "e1391fb22e18a36f57e6999c7a9f966dc80ac073",
+        "sha256": "0c83di08nhkzq0cwc3v7aax3x8y5m7qahyzxppinzwxi3r8fnjq3",
         "type": "tarball",
-        "url": "https://github.com/nix-community/home-manager/archive/f2e3c19867262dbe84fdfab42467fc8dd83a2005.tar.gz",
+        "url": "https://github.com/nix-community/home-manager/archive/e1391fb22e18a36f57e6999c7a9f966dc80ac073.tar.gz",
         "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
     },
     "nixpkgs": {
-        "branch": "nixos-23.11",
+        "branch": "nixos-24.05",
         "description": "Nix Packages collection",
         "homepage": null,
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "7144d6241f02d171d25fba3edeaf15e0f2592105",
-        "sha256": "1lm7rkcbr7gg5zp62bga8iqyhg5hsvcly95hq0p3mcv7zq8n3wc2",
+        "rev": "a046c1202e11b62cbede5385ba64908feb7bfac4",
+        "sha256": "10y8ccyv76i9zhd3s8x792g58p5iw16xy3qz4f6gqk0svwlgwr09",
         "type": "tarball",
-        "url": "https://github.com/NixOS/nixpkgs/archive/7144d6241f02d171d25fba3edeaf15e0f2592105.tar.gz",
+        "url": "https://github.com/NixOS/nixpkgs/archive/a046c1202e11b62cbede5385ba64908feb7bfac4.tar.gz",
         "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
     },
     "unstable": {
@@ -41,10 +41,10 @@
         "homepage": "",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "4284c2b73c8bce4b46a6adf23e16d9e2ec8da4bb",
-        "sha256": "1pz8nmcqy68dhk6i1nkldfqask8yfp3k1qpb8apdq0dzblpwk2wb",
+        "rev": "6794d064edc69918bb0fc0e0eda33ece324be17a",
+        "sha256": "1rfl5c9dj7wlzbk9bg8b99qqqfv7d3ak2yxw459gblja4zn1qv6b",
         "type": "tarball",
-        "url": "https://github.com/NixOS/nixpkgs/archive/4284c2b73c8bce4b46a6adf23e16d9e2ec8da4bb.tar.gz",
+        "url": "https://github.com/NixOS/nixpkgs/archive/6794d064edc69918bb0fc0e0eda33ece324be17a.tar.gz",
         "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
     }
 }