diff --git a/docs/Installation.md b/docs/Installation.md
index 19018cf9d1..a3e48f1762 100644
--- a/docs/Installation.md
+++ b/docs/Installation.md
@@ -61,7 +61,7 @@ Technically, you can just extract (or `git clone`) Homebrew wherever you want. H
 **TL;DR: pick another prefix at your peril!**
 
 ```sh
-mkdir homebrew && curl -L https://github.com/Homebrew/brew/tarball/master | tar xz --strip 1 -C homebrew
+mkdir homebrew && curl -L https://github.com/Homebrew/brew/tarball/master | tar xz --strip-components 1 -C homebrew
 ```
 
 or: