diff --git a/zsh/ruby.zsh b/zsh/ruby.zsh
index 34deb1f..4e1bae3 100755
--- a/zsh/ruby.zsh
+++ b/zsh/ruby.zsh
@@ -78,6 +78,7 @@ install_ruby_global_packages() {
     schmersion
     seeing_is_believing
     solargraph
+    steep
   )
 
   gem install --no-document rbenv-rehash