diff --git a/typora.py b/typora.py
index b9f22de..a26a865 100644
--- a/typora.py
+++ b/typora.py
@@ -28,7 +28,7 @@ if DEBUG:
 else:
     log.add(sys.stderr, level="INFO")
 
-AES_KEY = struct.pack("<4Q", *[0x4B029A9482B3E14E, 0xF157FEB4B4522F80, 0xE25692105308F4BE, 0x6DD58DDDA3EC0DC2])
+AES_KEY = struct.pack("<4Q", *[0x252A4C7BD0B85281, 0xA31BD92CE099F719, 0x13E283392646D82D, 0x118BDE501CF74120])
 
 
 def _mkDir(_path):