diff --git a/website/NGS-intro b/website/NGS-intro
index d388cbcde45021809f492d048733af86e0ccbf3b..389c0b8f03ea3b91e13e61a1b27ebf80fd506d05 100644
--- a/website/NGS-intro
+++ b/website/NGS-intro
@@ -14,10 +14,10 @@ Command line [raw-attachment:cheatsheet.pdf cheat sheet].[[br]]
 [raw-attachment:intro.pdf Introduction to NGS data analysis] - Michiel van
 Galen.[[br]]
 [raw-attachment:basics.pdf Operating system basics] - Jeroen Laros.[[br]]
-[raw-attachment:installing.pdf Installing and updating software] - Jeroen
-Laros.[[br]]
 [raw-attachment:starting.pdf Getting started with NGS data analysis] - Michiel
 van Galen.[[br]]
+[raw-attachment:installing.pdf Installing and updating software] - Jeroen
+Laros.[[br]]
 [raw-attachment:connecting.pdf Connecting to other machines] - Jeroen
 Laros.[[br]]
 Practical [raw-attachment:practical_1.pdf handouts].
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