diff --git a/apps/settings/lib/SetupChecks/WellKnownUrls.php b/apps/settings/lib/SetupChecks/WellKnownUrls.php
index f30bf21769005..9471867c866f6 100644
--- a/apps/settings/lib/SetupChecks/WellKnownUrls.php
+++ b/apps/settings/lib/SetupChecks/WellKnownUrls.php
@@ -81,7 +81,7 @@ public function run(): SetupResult {
 					if (!$works && $response->getStatusCode() === 401) {
 						$redirectHops = explode(',', $response->getHeader('X-Guzzle-Redirect-History'));
 						$effectiveUri = end($redirectHops);
-						$works = str_ends_with($effectiveUri, '/remote.php/dav/');
+						$works = str_ends_with(rtrim($effectiveUri, '/'), '/remote.php/dav');
 					}
 				}
 				// Skip the other requests if one works