diff --git a/db/zm_create.sql.in b/db/zm_create.sql.in
index fe4d93dde..bf598b646 100644
--- a/db/zm_create.sql.in
+++ b/db/zm_create.sql.in
@@ -456,6 +456,8 @@ CREATE TABLE `Monitors` (
   `DecodingEnabled` tinyint(3) unsigned NOT NULL default '1',
   `LinkedMonitors` varchar(255),
   `Triggers` set('X10') NOT NULL default '',
+  `EventStartCommand` VARCHAR(255) NOT NULL DEFAULT '',
+  `EventEndCommand` VARCHAR(255) NOT NULL DEFAULT '',
   `ONVIF_URL` VARCHAR(255) NOT NULL DEFAULT '',
   `ONVIF_Username` VARCHAR(64) NOT NULL DEFAULT '',
   `ONVIF_Password` VARCHAR(64) NOT NULL DEFAULT '',
diff --git a/db/zm_update-1.37.5.sql b/db/zm_update-1.37.5.sql
new file mode 100644
index 000000000..1f40eb923
--- /dev/null
+++ b/db/zm_update-1.37.5.sql
@@ -0,0 +1,31 @@
+--
+-- This update adds EventStartCommand and EventEndCommand
+--
+
+SET @s = (SELECT IF(
+	(SELECT COUNT(*)
+	FROM INFORMATION_SCHEMA.COLUMNS
+	WHERE table_name = 'Monitors'
+	AND table_schema = DATABASE()
+	AND column_name = 'AlarmEndCommand'
+	) > 0,
+"SELECT 'Column EventEndCommand already exists in Monitors'",
+"ALTER TABLE `Monitors` ADD COLUMN `EventEndCommand` VARCHAR(255) NOT NULL DEFAULT '' AFTER `Triggers`"
+));
+
+PREPARE stmt FROM @s;
+EXECUTE stmt;
+
+SET @s = (SELECT IF(
+	(SELECT COUNT(*)
+	FROM INFORMATION_SCHEMA.COLUMNS
+	WHERE table_name = 'Monitors'
+	AND table_schema = DATABASE()
+	AND column_name = 'AlarmStartCommand'
+	) > 0,
+"SELECT 'Column EventStartCommand already exists in Monitors'",
+"ALTER TABLE `Monitors` ADD COLUMN `EventStartCommand` VARCHAR(255) NOT NULL DEFAULT '' AFTER `Triggers`"
+));
+
+PREPARE stmt FROM @s;
+EXECUTE stmt;