diff --git a/extension-iap/api/iap.script_api b/extension-iap/api/iap.script_api
index 715fb8e..30dc2fc 100644
--- a/extension-iap/api/iap.script_api
+++ b/extension-iap/api/iap.script_api
@@ -9,7 +9,7 @@
 
   - name: buy
     type: function
-    desc: Sets the listener function for In-app purchase events.
+    desc: Purchase a product.
     parameters:
       - name: id
         type: string