diff --git a/docs/CHANGELOG.md b/docs/CHANGELOG.md
index db1d823..964dde8 100644
--- a/docs/CHANGELOG.md
+++ b/docs/CHANGELOG.md
@@ -1,6 +1,10 @@
 Changelog
 =========
 
+Unreleased
+------------------------
+- Enh #155: Add `requirements.php`
+
 0.9.3 (December 8, 2023)
 ------------------------
 - Fix #135: Add "last login" value to user endpoint
diff --git a/requirements.php b/requirements.php
new file mode 100644
index 0000000..80b41cb
--- /dev/null
+++ b/requirements.php
@@ -0,0 +1,7 @@
+<?php
+
+if (!Yii::$app->urlManager->enablePrettyUrl) {
+    return 'Please enable URL Rewriting: https://docs.humhub.org/docs/admin/installation/#pretty-urls';
+}
+
+return null;