diff --git a/lectures/revealjs/feedback.adoc b/lectures/revealjs/feedback.adoc
index 754c1ad568ce86102772db8d5f81ba4abaf584de..dc6613c3bd988272a09d4ba247cbc6b60109aa4d 100644
--- a/lectures/revealjs/feedback.adoc
+++ b/lectures/revealjs/feedback.adoc
@@ -1,5 +1,5 @@
 [%notitle]
-=   Feedback    
+=      
 :customcss: slides.css
 :icons: font