diff --git a/For-developers.md b/For-developers.md
index 346f62a..de58770 100644
--- a/For-developers.md
+++ b/For-developers.md
@@ -11,10 +11,4 @@ Folder | Description
 [`css/`](https://github.com/RSS-Bridge/rss-bridge/tree/master/css) | Contains all [Cascading Style Sheets](https://en.wikipedia.org/wiki/Cascading_Style_Sheets) for **RSS-Bridge**
 [`formats/`](https://github.com/RSS-Bridge/rss-bridge/tree/master/formats) | Contains all export formats for **RSS-Bridge**.
 [`lib/`](https://github.com/RSS-Bridge/rss-bridge/tree/master/lib) | Contains the core API of **RSS-Bridge**.
-[`vendor/`](https://github.com/RSS-Bridge/rss-bridge/tree/master/vendor) | Contains vendor specific files to support **RSS-Bridge**. Development of all files in this folder must be done in the vendor specific repository (not part of **RSS-Bridge**)
-
-# Debug mode
-
-To enable debug mode (disabling cache and enabling error reporting), create an empty file named `DEBUG` in the root directory (next to `index.php`)
-
-**Notice:** The whitelist still applies!
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+[`vendor/`](https://github.com/RSS-Bridge/rss-bridge/tree/master/vendor) | Contains vendor specific files to support **RSS-Bridge**. Development of all files in this folder must be done in the vendor specific repository (not part of **RSS-Bridge**)
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