diff --git a/install_minimal/include/AirtimeInstall.php b/install_minimal/include/AirtimeInstall.php
index caf538409..bb4c27268 100644
--- a/install_minimal/include/AirtimeInstall.php
+++ b/install_minimal/include/AirtimeInstall.php
@@ -224,7 +224,7 @@ class AirtimeInstall
             return true;
         }
 
-        $command = "su postgres -c \"createdb $database --encoding UTF8 --owner $username\"";
+        $command = "sudo -i -u postgres psql postgres -c \"CREATE DATABASE ".$database." WITH ENCODING 'UTF8' TEMPLATE template0 OWNER ".$username."\"";
 
         @exec($command, $output, $results);
         if ($results == 0) {