diff --git a/README.md b/README.md
index 3d69315..09a1aeb 100644
--- a/README.md
+++ b/README.md
@@ -2,6 +2,8 @@
 
 ## Build and Test
 
+This repository contains several versions of the same project. Just change into the version you want to work and and build with `dotnet`.
+
 On Windows:
 
 ```powershell