diff --git a/AdaptiveCards/index.md b/AdaptiveCards/index.md
index c5b608192..6d75c90e0 100644
--- a/AdaptiveCards/index.md
+++ b/AdaptiveCards/index.md
@@ -75,4 +75,4 @@ It is easier to add later than it is to live with a mistake. If we found ourselv
 
 The following session at the Microsoft Build conference showcases Adaptive Cards in a variety of use cases. 
 
-> [!VIDEO [https://www.youtube.com/embed/wT1yFr_j6IM]
+> [!VIDEO https://www.youtube.com/embed/wT1yFr_j6IM]