diff --git a/0001-intro/index.html b/0001-intro/index.html
index f98b23d..3060577 100644
--- a/0001-intro/index.html
+++ b/0001-intro/index.html
@@ -38,7 +38,7 @@
               - <a href="https://python.org/" target="_blank">Python</a> for the backend
               - <a href="https://vuejs.org/" target="_blank">VueJS</a> for the fronetend
               - <a href="https://mariadb.org/" target="_blank">MariaDB</a> as SQL database
-              - <a href="https://redis.io/" target="_blank">Redis</a> with <a href="https://socket.io/" target="_blank">Socker.IO</a> for PubSub and data caching
+              - <a href="https://redis.io/" target="_blank">Redis</a> with <a href="https://socket.io/" target="_blank">Socket.IO</a> for PubSub and data caching
               ---
               - Automated installation using <a href="https://www.ansible.com/" target="_blank">Ansible</a>
               - Implemented pixel tracking for outbound emails