diff --git a/README.md b/README.md
index 3a5930d3..2b9466ce 100644
--- a/README.md
+++ b/README.md
@@ -39,6 +39,10 @@ Download the code using the [stable branch](https://github.com/grandeljay/wishth
 
 Note: You will have to manually update wishthis by replacing all files with the changes from the `stable` branch.
 
+### Note
+
+Make sure wishthis is setup via a domain directly and not running inside a sub-folder.
+
 ### Attention! The installer is broken in `v1.0.0`!
 
 To work around this, you can manually create a `/src/config/config.php` (please copy the `/src/config/config-sample.php`) and **remove** the part with the database information (currently four php constants).