diff --git a/cp/app/Controllers/DomainsController.php b/cp/app/Controllers/DomainsController.php
index bbb2cb8..ab83f77 100644
--- a/cp/app/Controllers/DomainsController.php
+++ b/cp/app/Controllers/DomainsController.php
@@ -485,7 +485,7 @@ class DomainsController extends Controller
                 $exdate = $currentDateTime->format('Y-m-d H:i:s.v'); // Expiry timestamp after $date_add months
 
                 $db->insert('domain', [
-                    'name' => $domainName,
+                    'name' => strtolower($domainName),
                     'tldid' => $tld_id,
                     'registrant' => $registrant_id,
                     'crdate' => $crdate,
diff --git a/cp/app/Controllers/HostsController.php b/cp/app/Controllers/HostsController.php
index b13362e..0598c78 100644
--- a/cp/app/Controllers/HostsController.php
+++ b/cp/app/Controllers/HostsController.php
@@ -128,7 +128,7 @@ class HostsController extends Controller
                         $db->insert(
                             'host',
                             [
-                                'name' => $hostName,
+                                'name' => strtolower($hostName),
                                 'domain_id' => $superordinate_dom,
                                 'clid' => $clid,
                                 'crid' => $clid,
@@ -195,7 +195,7 @@ class HostsController extends Controller
                     $db->insert(
                         'host',
                         [
-                            'name' => $hostName,
+                            'name' => strtolower($hostName),
                             'clid' => $clid,
                             'crid' => $clid,
                             'crdate' => $crdate