diff --git a/psalm.xml b/psalm.xml
index 8bd4cf18f8..b28f550d48 100644
--- a/psalm.xml
+++ b/psalm.xml
@@ -11,4 +11,8 @@
     <projectFiles>
         <directory name="phpBB/phpbb"/>
     </projectFiles>
+
+    <issueHandlers>
+        <InvalidGlobal errorLevel="suppress" />
+    </issueHandlers>
 </psalm>