diff --git a/README.md b/README.md
index cbb1272..049037a 100644
--- a/README.md
+++ b/README.md
@@ -78,11 +78,12 @@ CREATE TABLE IF NOT EXISTS Smartlock
         `doorState` SMALLINT NOT NULL,
         `doubleButtonPressAction` SMALLINT NOT NULL,
         `favorite` BOOLEAN NOT NULL,
-        `firmwareVersion` VARCHAR(255),
+        `firmwareVersion` INT NOT NULL,
         `fobAction1` SMALLINT NOT NULL,
         `fobAction2` SMALLINT NOT NULL,
         `fobAction3` SMALLINT NOT NULL,
         `fobPaired` BOOLEAN NOT NULL,
+        `hardwareVersion` INT NOT NULL,
         `homekitState` SMALLINT NOT NULL,
         `keypadPaired` BOOLEAN NOT NULL,
         `lastAction` SMALLINT NOT NULL,