diff --git a/packages/main/package.json b/packages/main/package.json
index 29bb65e..452debd 100644
--- a/packages/main/package.json
+++ b/packages/main/package.json
@@ -22,7 +22,7 @@
   "devDependencies": {
     "@vite-electron-builder/electron-versions": "*",
     "electron-devtools-installer": "^3.2.0",
-    "typescript": "5.9.3",
+    "typescript": "6.0.3",
     "vite": "^8.0.0"
   }
 }
diff --git a/packages/preload/package.json b/packages/preload/package.json
index 7348f68..ad3823e 100644
--- a/packages/preload/package.json
+++ b/packages/preload/package.json
@@ -18,7 +18,7 @@
   "devDependencies": {
     "@vite-electron-builder/electron-versions": "*",
     "mlly": "1.8.2",
-    "typescript": "^5.9.3",
+    "typescript": "^6.0.3",
     "vite": "^8.0.0"
   }
 }