diff --git a/README.adoc b/README.adoc
new file mode 100644
index 0000000..44e816e
--- /dev/null
+++ b/README.adoc
@@ -0,0 +1,4 @@
+= gentoo images
+:toc:
+
+// vim:syntax=asciidoc:fileencoding=utf-8:ts=4:expandtab:linebreak:wrap
diff --git a/README.rst b/README.rst
deleted file mode 100644
index 68f7974..0000000
--- a/README.rst
+++ /dev/null
@@ -1,4 +0,0 @@
-gentoo images
-=============
-
-.. vim:fileencoding=utf-8:ts=4:syntax=rst:expandtab