diff --git a/Debug-mode.md b/Debug-mode.md
index 675b513..9d85c1f 100644
--- a/Debug-mode.md
+++ b/Debug-mode.md
@@ -1,3 +1,7 @@
-To enable debug mode (disabling cache and enabling error reporting), create an empty file named `DEBUG` in the root directory (next to `index.php`)
+The debug mode enables error reporting and prevents loading data from the cache. The cache will still be written to disk!
+
+To enable debug mode, create an empty file named `DEBUG` in the root directory (next to `index.php`).
+
+You can limit the debug mode to certain clients by writing the IP addresses into the DEBUG file (one per line).
 
 **Notice:** The whitelist still applies!
\ No newline at end of file