diff --git a/psalm.xml b/psalm.xml
index 3a016ea5513fe59bfe389f3a321b953788a02a1a..0c1de8a54e3cf09ac4974c7fabf7873cef904922 100644
--- a/psalm.xml
+++ b/psalm.xml
@@ -74,6 +74,7 @@
         <UnresolvableInclude>
             <errorLevel type="suppress">
                 <file name="bin/*.php" />
+                <file name="lib/SimpleSAML/Module.php" />
                 <file name="lib/SimpleSAML/XHTML/Template.php" />
                 <file name="modules/*/bin/*.php" />
                 <file name="tests/bootstrap.php" />