diff --git a/README.md b/README.md
index cdd3ab45f0f8e9e191826c8f7394eac085fb8721..53f63a33098494709b262c6f1e4ab01f56a3d718 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,10 @@
 # The Official iDiv git Seminar
 
+## Usage
+
+- update reveal.js submodule
+- run make to create svg from dot sources
+
 ## Attribution
 
 - git logo by [Jason Long](https://twitter.com/jasonlong)