diff --git a/tests/psalm-baseline.xml b/tests/psalm-baseline.xml
index 930eb79e1c0..05576b9973c 100644
--- a/tests/psalm-baseline.xml
+++ b/tests/psalm-baseline.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<files psalm-version="5.14.1@b9d355e0829c397b9b3b47d0c0ed042a8a70284d">
+<files psalm-version="5.15.0@5c774aca4746caf3d239d9c8cadb9f882ca29352">
   <file src="lib/AppInfo/Application.php">
     <UndefinedClass>
       <code>BeforeTemplateRenderedEvent</code>
@@ -65,6 +65,12 @@
       <code>private</code>
     </UndefinedClass>
   </file>
+  <file src="lib/Middleware/InjectionMiddleware.php">
+    <NoInterfaceProperties>
+      <code><![CDATA[$this->request->server]]></code>
+      <code><![CDATA[$this->request->server]]></code>
+    </NoInterfaceProperties>
+  </file>
   <file src="lib/Migration/Version2001Date20170707115443.php">
     <InvalidArrayAccess>
       <code><![CDATA[$return['num_rooms']]]></code>