diff --git a/swarmlab/main.adoc b/swarmlab/main.adoc
index 1c5669b..7dddf17 100644
--- a/swarmlab/main.adoc
+++ b/swarmlab/main.adoc
@@ -22,7 +22,7 @@ include::{sourcedir}/registration/registration_main.adoc[]
 include::{sourcedir}/navigation/navigation_main.adoc[]
 
 <<<
-
+ 
 = For Tutors
 
 include::{sourcedir}/tutor/for_tutors_main.adoc[]