diff --git a/API.md b/API.md
index aac11806b..4823cf74b 100644
--- a/API.md
+++ b/API.md
@@ -410,6 +410,7 @@ Get all available addons.
 ```json
 {
     "name": "xy bla",
+    "slug": "xdssd_xybla",
     "description": "description",
     "long_description": "null|markdown",
     "auto_update": "bool",