diff --git a/electron/index.ts b/electron/index.ts
index fc32cd8..9bc95a7 100644
--- a/electron/index.ts
+++ b/electron/index.ts
@@ -26,20 +26,6 @@ log.initialize({ preload: true });
 sharp.cache(false);
 logit("🚃 App Path: ", app.getAppPath());
 
-// SECURITY SCOPED BOOKMARKS
-const fileBookmarks = settings.get("file-bookmarks", true);
-const folderBookmarks = settings.get("folder-bookmarks", true);
-const customModelsBookmarks = settings.get("custom-models-bookmarks", true);
-if (fileBookmarks) {
-  app.startAccessingSecurityScopedResource(fileBookmarks);
-}
-if (folderBookmarks) {
-  app.startAccessingSecurityScopedResource(folderBookmarks as string);
-}
-if (customModelsBookmarks) {
-  app.startAccessingSecurityScopedResource(customModelsBookmarks as string);
-}
-
 app.on("ready", async () => {
   await prepareNext("./renderer");
 
@@ -58,6 +44,23 @@ app.on("ready", async () => {
 
   log.info("🚀 UPSCAYL EXEC PATH: ", execPath("bin"));
   log.info("🚀 MODELS PATH: ", modelsPath);
+
+  // SECURITY SCOPED BOOKMARKS
+  const fileBookmarks = settings.get("file-bookmarks", true);
+  const folderBookmarks = settings.get("folder-bookmarks", true);
+  const customModelsBookmarks = settings.get("custom-models-bookmarks", true);
+  if (fileBookmarks) {
+    log.info("📁 File Bookmarks: ", fileBookmarks);
+    app.startAccessingSecurityScopedResource(fileBookmarks);
+  }
+  if (folderBookmarks) {
+    log.info("📁 Folder Bookmarks: ", folderBookmarks);
+    app.startAccessingSecurityScopedResource(folderBookmarks);
+  }
+  if (customModelsBookmarks) {
+    log.info("📁 Custom Models Bookmarks: ", customModelsBookmarks);
+    app.startAccessingSecurityScopedResource(customModelsBookmarks);
+  }
 });
 
 // Quit the app once all windows are closed
diff --git a/electron/utils/settings.ts b/electron/utils/settings.ts
index b615dd7..b0299f1 100644
--- a/electron/utils/settings.ts
+++ b/electron/utils/settings.ts
@@ -12,9 +12,9 @@ import { getMainWindow } from "../main-window";
  * settings.set("key", value);
  */
 export const settings = {
-  get: (key: string, parse: boolean = false) => {
+  get: (key: string, parse: boolean = false): any => {
     const mainWindow = getMainWindow();
-    if (!mainWindow) return;
+    if (!mainWindow) return null;
     let result = null;
     mainWindow.webContents
       .executeJavaScript(`localStorage.getItem("${key}");`, true)
diff --git a/mas-dev.json b/mas-dev.json
index 818989f..4dc4975 100644
--- a/mas-dev.json
+++ b/mas-dev.json
@@ -1,5 +1,9 @@
 {
   "appId": "org.upscayl.Upscayl",
+  "afterSign": "./notarize.js",
+  "asar": true,
+  "artifactName": "${name}-${version}-${os}.${ext}",
+  "asarUnpack": ["**/node_modules/sharp/**/*"],
   "extraFiles": [
     {
       "from": "resources/${os}/bin",
@@ -14,16 +18,29 @@
   ],
   "mac": {
     "type": "development",
-    "identity": null,
+    "hardenedRuntime": true,
+    "gatekeeperAssess": false,
+    "entitlements": "resources/entitlements.mac.plist",
+    "entitlementsInherit": "resources/entitlements.mac.plist",
+    "provisioningProfile": "dev.provisionprofile",
     "mergeASARs": false,
     "x64ArchFiles": "*"
   },
   "masDev": {
     "type": "development",
-    "artifactName": "${name}_${version}_macos.${ext}",
-    "category": "public.app-category.photography",
     "hardenedRuntime": false,
-    "entitlements": "resources/entitlements.mas.plist",
-    "entitlementsInherit": "resources/entitlements.mas.plist"
+    "gatekeeperAssess": false,
+    "electronLanguages": ["en"],
+    "category": "public.app-category.photography",
+    "entitlements": "resources/entitlements.mas-dev.plist",
+    "provisioningProfile": "dev.provisionprofile",
+    "entitlementsInherit": "resources/entitlements.mas.inherit.plist",
+    "icon": "build/icon.icns",
+    "target": [
+      {
+        "target": "mas",
+        "arch": ["universal"]
+      }
+    ]
   }
 }
diff --git a/package.json b/package.json
index e32031b..d76cc19 100644
--- a/package.json
+++ b/package.json
@@ -72,7 +72,7 @@
     "artifactName": "${name}-${version}-${os}.${ext}",
     "afterSign": "./notarize.js",
     "asar": true,
-    "buildVersion": "23.11.3",
+    "buildVersion": "23.11.4",
     "asarUnpack": [
       "**/node_modules/sharp/**/*"
     ],
diff --git a/resources/entitlements.mas-dev.plist b/resources/entitlements.mas-dev.plist
new file mode 100644
index 0000000..07287e9
--- /dev/null
+++ b/resources/entitlements.mas-dev.plist
@@ -0,0 +1,36 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>com.apple.security.app-sandbox</key>
+	<true/>
+	<key>com.apple.security.cs.allow-jit</key>
+	<true/>
+	<key>com.apple.security.cs.allow-unsigned-executable-memory</key>
+	<true/>
+	<key>com.apple.security.cs.disable-library-validation</key>
+	<true/>
+	<key>com.apple.security.cs.allow-dyld-environment-variables</key>
+	<true/>
+	<key>com.apple.security.network.client</key>
+	<true/>
+	<key>com.apple.security.network.server</key>
+	<true/>
+	<key>com.apple.security.files.user-selected.read-write</key>
+	<true/>
+	<key>com.apple.security.inherit</key>
+	<true/>
+	<key>com.apple.security.files.bookmarks.document-scope</key>
+	<true/>
+	<key>com.apple.security.files.bookmarks.app-scope</key>
+	<true/>
+	<key>com.apple.security.application-groups</key>
+	<array>
+	<string>W2T4W74X87.org.upscayl.Upscayl</string>
+	</array>
+	<key>com.apple.application-identifier</key>
+	<string>W2T4W74X87.org.upscayl.Upscayl</string>
+	<key>com.apple.developer.team-identifier</key>
+	<string>W2T4W74X87</string>
+</dict>
+</plist>
\ No newline at end of file