diff --git a/bin/install-dev-tooling b/bin/install-dev-tooling
index 68d49f69..984ff676 100755
--- a/bin/install-dev-tooling
+++ b/bin/install-dev-tooling
@@ -42,4 +42,15 @@ run "mv ~/.psqlrc ~/.psqlrc.${timestamp}"
 run.set-next show-output-on
 run "cp -p -v development/config/.psqlrc* ${HOME}"
 
-
+h1 "Installing Ruby"
+run "brew update && brew install rbenv ruby-build"
+run "brew install jemalloc rust"
+h2 "Building Ruby... with Jemalloc & YJIT"
+
+set -e
+
+unset CFLAGS
+export RUBY_CFLAGS="-Wno-error=implicit-function-declaration"
+export RUBY_CONFIGURE_OPTS="--enable-yjit --with-jemalloc" 
+rbenv install $(cat .ruby-version | tr -d '\n')
+bundle install -j 4