diff --git a/Configuration-Files.md b/Configuration-Files.md
index 2986f0a..f928bdb 100644
--- a/Configuration-Files.md
+++ b/Configuration-Files.md
@@ -8,7 +8,7 @@ The `config.json` file is a JSON file with the following structure (make sure yo
 
 ```json
 {
-    // itch.io API key
+    // itch.io API key - https://github.com/DragoonAethis/itch-dl/wiki/API-Keys
     "api_key": "UeqKR3nBrVCxM32qt....Ga0FH2TwwbDPIDhseFZ"
 }
 ```