diff --git a/README.md b/README.md
index 8db54c8b0a4decc18166584e8fe30530f9b91e09..8890b9e7baa6414d09215fe25e2412fa16df884c 100644
--- a/README.md
+++ b/README.md
@@ -734,7 +734,7 @@ You can also use different in and out transitions for the same slide:
     And it starts again.
 </section>
 ```
-
+You can choose from `none`, `fade`, `slide`, `convex`, `concave` and `zoom`.
 ### Internal links
 
 It's easy to link between slides. The first example below targets the index of another slide whereas the second targets a slide with an ID attribute (`<section id="some-slide">`):