diff --git a/flake.lock b/flake.lock
index bddaa78c..93b277a3 100644
--- a/flake.lock
+++ b/flake.lock
@@ -259,6 +259,7 @@
         "nixos-apple-silicon": "nixos-apple-silicon",
         "nixpkgs": "nixpkgs_3",
         "nixpkgs-unstable": "nixpkgs-unstable",
+        "signal-aarch64": "signal-aarch64",
         "unambig-path": "unambig-path",
         "unispect": "unispect"
       }
@@ -279,6 +280,26 @@
         "type": "github"
       }
     },
+    "signal-aarch64": {
+      "inputs": {
+        "nixpkgs": [
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1739931434,
+        "narHash": "sha256-XIcisx/PG/Li6l9A0k7T1ule3yX7VCGBQmKpljbbJmU=",
+        "owner": "youwen5",
+        "repo": "signal-desktop-flake",
+        "rev": "6f0ec210e6a2a0060ad1297d9f5a0871c4aeac36",
+        "type": "github"
+      },
+      "original": {
+        "owner": "youwen5",
+        "repo": "signal-desktop-flake",
+        "type": "github"
+      }
+    },
     "systems": {
       "locked": {
         "lastModified": 1681028828,
diff --git a/flake.nix b/flake.nix
index 3907e21c..2bea903e 100644
--- a/flake.nix
+++ b/flake.nix
@@ -35,9 +35,13 @@
       # TODO: when nixos-24.11 drops, change this
       # inputs.nixpkgs.follows = "nixpkgs";
     };
+    signal-aarch64 = {
+      url = "github:youwen5/signal-desktop-flake";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
   };
 
-  outputs = { self, nixpkgs, nixpkgs-unstable, home-manager, nix-darwin, kak, unispect, ansi-utils, unambig-path, nixos-apple-silicon }:
+  outputs = { self, nixpkgs, nixpkgs-unstable, home-manager, nix-darwin, kak, unispect, ansi-utils, unambig-path, nixos-apple-silicon, signal-aarch64 }:
     let
       mkPkgs = system: import nixpkgs { system = system; config.allowUnfree = true; };
       mkPkgsUnstable = system: import nixpkgs-unstable { system = system; config.allowUnfree = true; };
@@ -213,7 +217,7 @@
               nixos-apple-silicon.nixosModules.apple-silicon-support
               ./nixos/machines/foxhut/hardware.nix
               (import ./nixos/machines/foxhut/boot.nix { inherit pkgs pkgs-unstable asahi-firmware; })
-              (import ./nixos/machines/foxhut/machine.nix { inherit pkgs pkgs-unstable asahi-firmware; })
+              (import ./nixos/machines/foxhut/machine.nix { inherit pkgs pkgs-unstable asahi-firmware signal-aarch64; })
               base
               networking
               graphical
diff --git a/nixos/machines/foxhut/machine.nix b/nixos/machines/foxhut/machine.nix
index 7041b1e7..c057c902 100644
--- a/nixos/machines/foxhut/machine.nix
+++ b/nixos/machines/foxhut/machine.nix
@@ -1,16 +1,11 @@
-{ pkgs, pkgs-unstable, asahi-firmware, ... }:
+{ pkgs, pkgs-unstable, asahi-firmware, signal-aarch64, ... }:
 { config, ... }:
 
-# signal needs to be updated quite continuously. https://lazamar.co.uk/nix-versions/ is nice
-let pkgs-signal = import (builtins.fetchTarball {
-      url = "https://github.com/NixOS/nixpkgs/archive/2ee7b5ee169e9634ea8c331ac67ada859a386676.tar.gz";
-      sha256 = "11n1mg1vyi9w2k71g7v4la3k79f906nvyvn79gyrjdyaz9lj9wsi";
-    }) {
-      inherit (pkgs) system;
-    };
+let signal-desktop = signal-aarch64.packages.aarch64-linux.signal-desktop.override { electronPageSizeFix = true; };
 in {
   environment.systemPackages = (with pkgs-unstable; [
     renoise
+    signal-desktop
     wireguard-tools
     cifs-utils
     sshfs
@@ -19,7 +14,7 @@ in {
     vlc
   ]) ++ (with pkgs; [
     prismlauncher
-  ]) ++ [pkgs-signal.signal-desktop];
+  ]) ++ [ signal-desktop ];
 
   services.mysql = {
     enable = true;