diff --git a/flake.nix b/flake.nix
index 5d9d240cc4..9f98752e7e 100644
--- a/flake.nix
+++ b/flake.nix
@@ -26,11 +26,22 @@
         let
           pkgs = pkgsFor system;
           paseo = pkgs.callPackage ./nix/package.nix { };
+          versionParts = pkgs.lib.splitString "." paseo.version;
+          sourceRevision = if self ? revCount && self.revCount != null then self.revCount else 0;
+          buildRevision = sourceRevision - (sourceRevision / 10000) * 10000;
+          desktopBuildVersion = pkgs.lib.concatStringsSep "." [
+            (builtins.elemAt versionParts 0)
+            (builtins.elemAt versionParts 1)
+            (toString buildRevision)
+          ];
         in
         {
           default = paseo;
           paseo = paseo;
-          desktop = pkgs.callPackage ./nix/desktop-package.nix { inherit paseo; };
+          desktop = pkgs.callPackage ./nix/desktop-package.nix {
+            inherit paseo;
+            buildVersion = desktopBuildVersion;
+          };
         }
       );
 
diff --git a/nix/desktop-package.nix b/nix/desktop-package.nix
index 3494afa6af..cadb074f02 100644
--- a/nix/desktop-package.nix
+++ b/nix/desktop-package.nix
@@ -10,6 +10,7 @@
   makeDesktopItem,
   electron,
   libuv,
+  buildVersion,
   # Reuse the daemon's prebuilt npm-deps FOD. Same lockfile, same content —
   # without this, the desktop drv produces a separately-named store path
   # (`paseo-desktop-<v>-npm-deps`) and refetches the entire registry. Override
@@ -126,6 +127,7 @@ buildNpmPackage {
             --mac \
             --publish never \
             --config.electronDist="$electron_dist" \
+            --config.buildVersion=${lib.escapeShellArg buildVersion} \
             --config.mac.identity=null \
             --config.mac.hardenedRuntime=false \
             --config.mac.notarize=false
diff --git a/packages/desktop/electron-builder.yml b/packages/desktop/electron-builder.yml
index bbee5e034d..01cd43d080 100644
--- a/packages/desktop/electron-builder.yml
+++ b/packages/desktop/electron-builder.yml
@@ -42,6 +42,8 @@ mac:
   extraResources:
     - from: bin/paseo
       to: bin/paseo
+    - from: assets/icon.png
+      to: icon.png
   target:
     - dmg
     - zip
diff --git a/packages/desktop/src/main.ts b/packages/desktop/src/main.ts
index 5509fdd0e7..07621fb7f4 100644
--- a/packages/desktop/src/main.ts
+++ b/packages/desktop/src/main.ts
@@ -651,8 +651,8 @@ function applyAppIcon(): void {
     return;
   }
 
-  const iconPath = path.resolve(__dirname, "../assets/icon.png");
-  if (!existsSync(iconPath)) {
+  const iconPath = getWindowIconPath();
+  if (!iconPath) {
     return;
   }