diff --git a/src/_blog/events.md b/src/_blog/events.md
index bdad7565..0d29fb30 100644
--- a/src/_blog/events.md
+++ b/src/_blog/events.md
@@ -4,6 +4,13 @@ type: Event
 sitemap:
   exclude: true
 data:
+- title: Cal Hacks hello:world
+  date: 2021-04-16
+  publishing_date: 2021-04-15 17:06:47 +0000
+  path: https://helloworld.calhacks.io/
+  card_image: "/2021-04-15-cardheader-hello-world.png"
+  tags:
+  - hackathon
 - title: Gamedev.js Jam 2021
   date: 2021-04-13
   path: https://gamedevjs.com/jam/2021/