diff --git a/source/index.html.md b/source/index.html.md
index 89a4565..1d5ee40 100644
--- a/source/index.html.md
+++ b/source/index.html.md
@@ -32,7 +32,7 @@ The documentation was created with [Slate](https://github.com/slatedocs/slate) a
 
 ## API Keys
 
-**Submit the form to get a free API key that includes higher quotas or start your trial with other available plans: <https://forms.gle/YegvB8S2VGhASMQi6>.**
+**Get a free API key that includes higher quotas or start your trial with other available plans at <https://pro.subscan.io/>.**
 
 ## Service Status