diff --git a/share/xml/events2019.xml b/share/xml/events2019.xml
index b1ea457a31..bf1828fc76 100644
--- a/share/xml/events2019.xml
+++ b/share/xml/events2019.xml
@@ -151,6 +151,29 @@
       around the BSD family of operating systems.</description>
   </event>
 
+  <event id="hackathon-201905">
+    <name>Waterloo Hackathon 2019</name>
+    <url>https://wiki.freebsd.org/Hackathon/201905</url>
+    <startdate>
+      <year>2019</year>
+      <month>05</month>
+      <day>20</day>
+    </startdate>
+    <enddate>
+      <year>2019</year>
+      <month>05</month>
+      <day>22</day>
+    </enddate>
+    <location>
+      <country code="CA">Canada</country>
+      <city>Kitchener-Waterloo</city>
+      <site>University of Waterloo</site>
+    </location>
+    <description>Join fellow FreeBSD developers for a few days of collaborative
+      software development or hardware hacking in Kitchener-Waterloo, Ontario,
+      after BSDCan.</description>
+  </event>
+
   <event id="bsdday-2019">
     <name>BSDday Argentina 2019</name>
     <url>http://bsdday.com.ar/</url>