diff --git a/README.md b/README.md
index 39d20e9..7dced95 100644
--- a/README.md
+++ b/README.md
@@ -10,6 +10,8 @@ I just started doing it. That means it isn't very usable right now. I'm working
 * Put the rFactorOverlay.json into a layer directory ([layer directories](https://vulkan.lunarg.com/doc/view/1.3.216.0/mac/loader_and_layer_interface.html#user-content-linux-layer-discovery))
 * Add `RFACTOR_HUD=1` to steam launch command (example: `RFACTOR_HUD=1 %command%`)
 
+A config file is generated the first time you start it at: `$HOME/.config/rFactorHUD/config.json`
+
 # Resources
 
 ## Vulkan Layer