diff --git a/ui/README.md b/ui/README.md
index 198fa6e8ba9..2d685d86b00 100644
--- a/ui/README.md
+++ b/ui/README.md
@@ -84,7 +84,10 @@ eg:
 ### History
 
 The project was created by [Rohit Yadav](rohityadav.cloud) over several weekends
-during late 2018 and early 2019.
+during late 2018 and early 2019. During ApacheCon CCCUS19, on 9th September
+2019, Primate was introduced and demoed as part of the talk [Modern UI for
+CloudStack](https://rohityadav.cloud/files/talks/cccna19-primate.pdf)
+([video](https://www.youtube.com/watch?v=F2KwZhechzs)).
 
 ### License