diff --git a/core/js/setupchecks.js b/core/js/setupchecks.js
index f987c9f04e61ad76a38c1ab70b2846fe011d45ca..280c8d08c99532cf4f00bd742a42afffd38ce47a 100644
--- a/core/js/setupchecks.js
+++ b/core/js/setupchecks.js
@@ -76,7 +76,8 @@
 			$.ajax({
 				type: 'PROPFIND',
 				url: url,
-				complete: afterCall
+				complete: afterCall,
+				allowAuthErrors: true
 			});
 			return deferred.promise();
 		},
@@ -209,7 +210,8 @@
 			$.ajax({
 				type: 'GET',
 				url: OC.linkTo('', oc_dataURL+'/htaccesstest.txt?t=' + (new Date()).getTime()),
-				complete: afterCall
+				complete: afterCall,
+				allowAuthErrors: true
 			});
 			return deferred.promise();
 		},