diff --git a/index.md b/index.md
index 84add2a..c571df8 100644
--- a/index.md
+++ b/index.md
@@ -8,6 +8,6 @@ The main idea is:
 - To build an app that will present all the functionality of Home Assistant web-based UI in a native Android way with fast navigation and interaction
 - To add custom functionality like location tracking, native notifications, widget and so on
 
-Join [alpha testing](/alpha-testing).
+Join [alpha testing](/alpha-testing.html).
 
 Join discussion in [Home Assistant community](https://community.home-assistant.io/t/alpha-testing-ha-client-native-android-client-for-home-assistant/69912) or in [Discrod](https://discord.gg/NSaQEQ8).