diff --git a/README.adoc b/README.adoc
index 4dcbc98..8734e7e 100644
--- a/README.adoc
+++ b/README.adoc
@@ -1,8 +1,6 @@
 :source-highlighter: highlight.js
 :highlightjs-languages: rust, swift
 :toc: auto
-:base_dir : source
-:safe : unsafe
 
 = Falling Down & Rising Up