diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index b602895c..f570f563 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -264,6 +264,9 @@ jobs:
 
       - name: Empaqueta la .app y el .dmg
         run: just bundle
+        env:
+          # Con CI=true, el bundler de Tauri no maqueta la ventana del .dmg con Finder.
+          TAURI_BUNDLER_DMG_IGNORE_CI: 'true'
 
       - name: Sube el .dmg y la actualizacion
         uses: actions/upload-artifact@043fb46d1a93c77aae656e7c1c64a875d1fc6a0a # v7.0.1
diff --git a/packaging/macos/dmg-background.tiff b/packaging/macos/dmg-background.tiff
new file mode 100644
index 00000000..23499467
Binary files /dev/null and b/packaging/macos/dmg-background.tiff differ
diff --git a/packaging/macos/tauri.macos.json b/packaging/macos/tauri.macos.json
index 793d95af..c8aa9751 100644
--- a/packaging/macos/tauri.macos.json
+++ b/packaging/macos/tauri.macos.json
@@ -8,7 +8,13 @@
       "infoPlist": "../../packaging/macos/Info.plist",
       "minimumSystemVersion": "15.4",
       "signingIdentity": "-",
-      "hardenedRuntime": false
+      "hardenedRuntime": false,
+      "dmg": {
+        "background": "../../packaging/macos/dmg-background.tiff",
+        "windowSize": { "width": 660, "height": 400 },
+        "appPosition": { "x": 180, "y": 170 },
+        "applicationFolderPosition": { "x": 480, "y": 170 }
+      }
     }
   },
   "plugins": {