diff --git a/CHANGELOG b/CHANGELOG
index 4ba9c3793..8729a7708 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -373,6 +373,7 @@
 - simple password strength algorithmn takes length of password into account,
   if length is greater than 8
 - parse changelog and readme of extension as markdown
+- fix incorrect base path for url routing, which broke some extensions
 
 --------------------------------------------------------------------------------
                      Changes in version 5.1.44
diff --git a/restapi/index.php b/restapi/index.php
index 8a395aa13..9f4af9321 100644
--- a/restapi/index.php
+++ b/restapi/index.php
@@ -3377,7 +3377,7 @@ $container->set('notifier', $notifier);
 $container->set('authenticator', $authenticator);
 $container->set('translator', $translator);
 
-$app->setBasePath($settings->_httpRoot."restapi/index.php");
+$app->setBasePath(rtrim($settings->_httpRoot, '/')."/restapi/index.php");
 
 $app->add(new RestapiAuthMiddleware($container, $app->getResponseFactory()));
 
diff --git a/www/index.php b/www/index.php
index dd061117d..06f609252 100644
--- a/www/index.php
+++ b/www/index.php
@@ -61,6 +61,8 @@ if (true) {
 	$container->set('authenticator', $authenticator);
 	$container->set('translator', $translator);
 
+	$app->setBasePath(rtrim($settings->_httpRoot, '/'));
+
 	if (isset($GLOBALS['SEEDDMS_HOOKS']['initDMS'])) {
 		foreach ($GLOBALS['SEEDDMS_HOOKS']['initDMS'] as $hookObj) {
 			if (method_exists($hookObj, 'addMiddleware')) {