diff --git a/README.md b/README.md
index 1bbb903d3f727929283c33aacabb9d1ab605ffe9..67fef8515f4f07de772c3fa27f948b683376beb1 100644
--- a/README.md
+++ b/README.md
@@ -204,7 +204,12 @@ Uninstallation
     rm -rf Cellar
     brew prune
     rm -rf Library .git
-    rm bin/brew .gitignore README
+    rm bin/brew .gitignore README.md
+
+It is worth noting that if you installed somewhere like /usr/local then these
+uninstallation steps will leave that directory exactly like it was before
+Homebrew was installed. Unless you manually added new stuff there, in which
+case those things will still be there too.
 
 
 Sample Usage