diff --git a/_docs/050_bootstrap.md b/_docs/050_bootstrap.md
index 9f8dae8..9c02ac1 100644
--- a/_docs/050_bootstrap.md
+++ b/_docs/050_bootstrap.md
@@ -63,7 +63,7 @@ if [ "$system_type" = "Darwin" ]; then
   # install homebrew if it's missing
   if ! command -v brew >/dev/null 2>&1; then
     echo "Installing homebrew"
-    /usr/bin/ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install.sh)"
+    /bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/install.sh)"
   fi
 
   if [ -f "$HOME/.Brewfile" ]; then