diff --git a/readme.md b/readme.md
index 5ca0cd3..e78c221 100644
--- a/readme.md
+++ b/readme.md
@@ -118,6 +118,10 @@ Two interpreted languages for flexibility.
 * source code
   * doc parsing algorithm
   * install commands
+    * remove existing before
+  * test required
+    * binaries
+    * modules
   * handle dependencies
     * binaries
     * modules