diff --git a/gxde-hardware-viewer.py b/gxde-hardware-viewer.py
index 74ceed326a9be9f59bfda26303e2931e7cfb1165..24300f1b3cad04f0963fa47d0520c2cfd54ac89a 100644
--- a/gxde-hardware-viewer.py
+++ b/gxde-hardware-viewer.py
@@ -1715,7 +1715,7 @@ class HardwareManager(QMainWindow):
         return devices
 
 class AboutDialog(QDialog):
-    version = "2.2.0"
+    version = "2.2.2"
 
     """关于对话框"""
     def __init__(self, parent=None):