diff --git a/notes/environment-set-up.md b/notes/environment-set-up.md
index 8450f9d..a6c1353 100644
--- a/notes/environment-set-up.md
+++ b/notes/environment-set-up.md
@@ -404,7 +404,7 @@ Make sure we are on the first lab branch
 
 ```
 cd ~/mlpractical
-git checkout mlp2017-8/lab1
+git checkout mlp2018-9/lab1
 ```
 
 Install the `mlp` package in the environment in develop mode