diff --git a/readme.md b/readme.md
index e668127..f8d9ebc 100644
--- a/readme.md
+++ b/readme.md
@@ -217,7 +217,9 @@ Handle project workflows in a unified way:
 
 * build instead of readme
 * generate graphs
-* list CI behavior differences
+* list behavior differences
+  * Continuous Integration platforms
+  * Operating Systems
 
 #### Shell