diff --git a/courses/free-courses-en.md b/courses/free-courses-en.md
index a1b14a20..69e0ea9b 100644
--- a/courses/free-courses-en.md
+++ b/courses/free-courses-en.md
@@ -284,6 +284,7 @@
 
 #### NoSQL
 
+* [Datastax Academy (Apache Cassandra)](https://www.datastax.com/dev/academy) - Datastax Inc. *(email address required)*
 * [MongoDB University](https://university.mongodb.com) - MongoDB, Inc. (email address *required*)
 * [Neo4j Graph Database Tutorial](https://www.youtube.com/playlist?list=PLqfPEK2RTgChcOZ6qHgSfwiBPCz2Bzdjh) - Satish C J (YouTube)
 * [Redis University](https://university.redis.com) - Redis Inc. *(email address required)*