diff --git a/Upgrade.md b/Upgrade.md
index 2d83470..19f5c5f 100644
--- a/Upgrade.md
+++ b/Upgrade.md
@@ -1,3 +1,12 @@
+## 11.12.2018
+Added hardwareVersion Information
+
+##### SQL Update 
+```
+TRUNCATE TABLE Smartlock; /*needs to be truncated - otherwise column mod is not possible*/
+ALTER TABLE Smartlock MODIFY `firmwareVersion` INT NOT NULL;
+ALTER TABLE Smartlock ADD COLUMN `hardwareVersion` INT NOT NULL AFTER `fobPaired`;
+```
 
 ## 30.11.2018 
 * Nuki Smartlock Firmware 67330 -> 67331 (checked @ 30.11.2018)