diff --git a/install_minimal/upgrades/airtime-2.4.0/DbUpgrade.php b/install_minimal/upgrades/airtime-2.4.0/DbUpgrade.php
new file mode 100644
index 000000000..b7a712d95
--- /dev/null
+++ b/install_minimal/upgrades/airtime-2.4.0/DbUpgrade.php
@@ -0,0 +1,25 @@
+<?php
+
+/* All functions other than start() should be marked as
+ * private.
+ */
+class AirtimeDatabaseUpgrade{
+
+    public static function start($p_dbValues){
+        echo "* Updating Database".PHP_EOL;
+        self::task0($p_dbValues);
+        echo " * Complete".PHP_EOL;
+    }
+
+    private static function task0($p_dbValues){
+        
+        $username = $p_dbValues['database']['dbuser'];
+        $password = $p_dbValues['database']['dbpass'];
+        $host = $p_dbValues['database']['host'];
+        $database = $p_dbValues['database']['dbname'];
+        $dir = __DIR__;
+        
+        passthru("export PGPASSWORD=$password && psql -h $host -U $username -q -f $dir/data/schema.sql $database 2>&1 | grep -v \"will create implicit index\"");
+        passthru("export PGPASSWORD=$password && psql -h $host -U $username -q -f $dir/data/upgrade.sql $database 2>&1 | grep -v \"will create implicit index\"");
+    }
+}
diff --git a/install_minimal/upgrades/airtime-2.4.0/airtime-upgrade.php b/install_minimal/upgrades/airtime-2.4.0/airtime-upgrade.php
index e69de29bb..80108a7ad 100644
--- a/install_minimal/upgrades/airtime-2.4.0/airtime-upgrade.php
+++ b/install_minimal/upgrades/airtime-2.4.0/airtime-upgrade.php
@@ -0,0 +1,9 @@
+<?php
+
+require_once 'DbUpgrade.php';
+require_once 'common/UpgradeCommon.php';
+
+$filename = "/etc/airtime/airtime.conf";
+$values = parse_ini_file($filename, true);
+
+AirtimeDatabaseUpgrade::start($values);
diff --git a/install_minimal/upgrades/airtime-2.4.0/data/schema.sql b/install_minimal/upgrades/airtime-2.4.0/data/schema.sql
new file mode 100644
index 000000000..e69de29bb