diff --git a/api/src/Accounts/Ads.php b/api/src/Accounts/Ads.php
index cbd7e853f2..4d3c764d06 100644
--- a/api/src/Accounts/Ads.php
+++ b/api/src/Accounts/Ads.php
@@ -1558,7 +1558,7 @@ class adLDAP extends \adLDAP
 	public function getLastError()
 	{
 		$url = $this->useTLS ? 'ldaps://' : 'ldap://';
-		if (!empty($this->adminUsername)) $url .= $this->adminUsername.'@'.$this->accountSuffix.'@';
+		if (!empty($this->adminUsername)) $url .= $this->adminUsername.$this->accountSuffix.'@';
 		$url .= implode(',', $this->domainControllers);
 		if (!empty($this->adPort)) $url .= ':'.$this->adPort;