diff --git a/courses/tspl/2019/tspl2019.md b/courses/tspl/2019/tspl2019.md
index ecf759b4..224653d3 100644
--- a/courses/tspl/2019/tspl2019.md
+++ b/courses/tspl/2019/tspl2019.md
@@ -8,8 +8,9 @@ permalink : /TSPL/2019/
 
 * **Instructor**
     [Philip Wadler](https://homepages.inf.ed.ac.uk/wadler)
-* **Teaching assistant**
+* **Teaching assistants**
   - [Wen Kokke](mailto:wen.kokke@ed.ac.uk)
+  - [Orestis Melkonian](mailto:o.melkonian@sms.ed.ac.uk)
 
 ## Lectures