diff --git a/manifest.json b/manifest.json
index 024f91d..4a8d9ac 100644
--- a/manifest.json
+++ b/manifest.json
@@ -2,7 +2,7 @@
   "id": "things-toolkit",
   "name": "Things Toolkit",
   "description": "Sync Things3 completions into daily notes with review stats and privacy-aware macOS access.",
-  "version": "1.6.5",
+  "version": "1.6.6",
   "author": "yangcht",
   "authorUrl": "https://github.com/yangcht",
   "isDesktopOnly": false,
diff --git a/package-lock.json b/package-lock.json
index 4cbf016..be10b35 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "obsidian-things-toolkit-plugin",
-  "version": "1.6.5",
+  "version": "1.6.6",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "obsidian-things-toolkit-plugin",
-      "version": "1.6.5",
+      "version": "1.6.6",
       "license": "MIT",
       "dependencies": {
         "@obsidian-typings/obsidian-public-latest": "6.16.0",
diff --git a/package.json b/package.json
index 14968bd..11e1469 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "obsidian-things-toolkit-plugin",
-  "version": "1.6.5",
+  "version": "1.6.6",
   "type": "module",
   "description": "Sync Things3 completions into Obsidian daily notes with review stats",
   "author": "yangcht",
diff --git a/src/textUtils.ts b/src/textUtils.ts
index 7d0dc95..bfb0c83 100644
--- a/src/textUtils.ts
+++ b/src/textUtils.ts
@@ -1,3 +1,4 @@
+import { Platform } from "obsidian";
 import type { App, TFile } from "obsidian";
 
 import { getEditorForFile } from "./fileUtils";
@@ -37,7 +38,7 @@ export function groupBy<T>(
 }
 
 export function isMacOS(): boolean {
-  return /Mac|iPhone|iPad|iPod/.test(navigator.platform);
+  return Platform.isMacOS;
 }
 
 export async function updateSection(
diff --git a/versions.json b/versions.json
index 1adabf3..a66eadb 100644
--- a/versions.json
+++ b/versions.json
@@ -10,5 +10,6 @@
   "1.6.2": "1.13.1",
   "1.6.3": "1.13.1",
   "1.6.4": "1.13.1",
-  "1.6.5": "1.13.1"
+  "1.6.5": "1.13.1",
+  "1.6.6": "1.13.1"
 }
\ No newline at end of file