diff --git a/README.md b/README.md
index 02a000a..240cd9f 100644
--- a/README.md
+++ b/README.md
@@ -17,4 +17,6 @@ wants to try it out.
     eval `perl -I ~/perl5/lib/perl5 -Mlocal::lib`
     echo 'eval `perl -I ~/perl5/lib/perl5 -Mlocal::lib`' >> ~/.profile
     echo 'export MANPATH=$HOME/perl5/man:$MANPATH' >> ~/.profile
-    cpanm Text::Markdown
\ No newline at end of file
+    cpanm Text::Markdown
+
+It's cool, it processes markdown first then HTML, so existing HTML files are untouched until you delete them from src folder.