diff --git a/_test/tests/inc/remoteapicore.test.php b/_test/tests/inc/remoteapicore.test.php
index 5863ab216d57f91498d2a771c2b5dec6d38b0cf5..1d0de40cfaf67970ce10ee6d9cbae392a386fa95 100644
--- a/_test/tests/inc/remoteapicore.test.php
+++ b/_test/tests/inc/remoteapicore.test.php
@@ -213,17 +213,22 @@ You can use up to five different levels of',
         $params = array('nice_page', $rev[1]);
         $this->assertEquals($expected, $this->remote->call('wiki.getPageInfoVersion', $params));
 
+        clearstatcache(wikiFN('nice_page'));
         $rev[2] = filemtime(wikiFN('nice_page'));
         sleep(1); // wait for new revision ID
+        clearstatcache(wikiFN('nice_page'));
         $this->remote->call('dokuwiki.appendPage', $params_append);
         $rev[3] = filemtime(wikiFN('nice_page'));
         sleep(1);
+        clearstatcache(wikiFN('nice_page'));
         $this->remote->call('dokuwiki.appendPage', $params_append);
         $rev[4] = filemtime(wikiFN('nice_page'));
         sleep(1);
+        clearstatcache(wikiFN('nice_page'));
         $this->remote->call('dokuwiki.appendPage', $params_append);
         $rev[5] = filemtime(wikiFN('nice_page'));
         sleep(1);
+        clearstatcache(wikiFN('nice_page'));
         $this->remote->call('dokuwiki.appendPage', $params_append);
         $rev[6] = filemtime(wikiFN('nice_page'));
         sleep(1);