diff --git a/README.md b/README.md
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--- a/README.md
+++ b/README.md
@@ -1,7 +1,9 @@
-## Roakvar
+# Roakvar
 
 Roakvar is an R wrapper for the Python-based genomic variant analysis platform, OakVar, bringing the full power of genomic variant analysis to the R environment.
 
+Teaser video: https://www.youtube.com/watch?v=sEQh6J0QUL4
+
 ## Installation
 
 * R side: Roakvar has been submitted to CRAN. Meanwhile, install with: