diff --git a/apps/dav/lib/Provisioning/Apple/AppleProvisioningPlugin.php b/apps/dav/lib/Provisioning/Apple/AppleProvisioningPlugin.php
index fd0171faf4..0f31dd420b 100644
--- a/apps/dav/lib/Provisioning/Apple/AppleProvisioningPlugin.php
+++ b/apps/dav/lib/Provisioning/Apple/AppleProvisioningPlugin.php
@@ -125,7 +125,7 @@ class AppleProvisioningPlugin extends ServerPlugin {
 			return false;
 		}
 
-		$absoluteURL = $request->getAbsoluteUrl();
+		$absoluteURL = $this->urlGenerator->getBaseUrl();
 		$parsedUrl = parse_url($absoluteURL);
 		if (isset($parsedUrl['port'])) {
 			$serverPort = (int) $parsedUrl['port'];