diff --git a/Library/Homebrew/cmd/vendor-install.sh b/Library/Homebrew/cmd/vendor-install.sh
index 67240ef964d6c..ca143e5c62cc8 100644
--- a/Library/Homebrew/cmd/vendor-install.sh
+++ b/Library/Homebrew/cmd/vendor-install.sh
@@ -59,7 +59,7 @@ set_ruby_variables() {
     fi
     ruby_URLs+=(
       "https://ghcr.io/v2/homebrew/portable-ruby/portable-ruby/blobs/sha256:${ruby_SHA}"
-      "https://github.com/Homebrew/homebrew-portable-ruby/releases/download/3.3.2/${ruby_FILENAME}"
+      "https://github.com/Homebrew/homebrew-portable-ruby/releases/download/3.3.3/${ruby_FILENAME}"
     )
     ruby_URL="${ruby_URLs[0]}"
   fi
diff --git a/Library/Homebrew/standalone/init.rb b/Library/Homebrew/standalone/init.rb
index dc2ad59894ab7..a24ce6ef52ff9 100644
--- a/Library/Homebrew/standalone/init.rb
+++ b/Library/Homebrew/standalone/init.rb
@@ -29,7 +29,7 @@
 require "pathname"
 dir = __dir__ || raise("__dir__ is not defined")
 HOMEBREW_LIBRARY_PATH = Pathname(dir).parent.realpath.freeze
-HOMEBREW_PORTABLE_RUBY = Pathname.new(RbConfig.ruby).to_s.include?("/vendor/portable-ruby/").freeze
+HOMEBREW_USING_PORTABLE_RUBY = Pathname.new(RbConfig.ruby).to_s.include?("/vendor/portable-ruby/").freeze
 
 require_relative "../utils/gems"
 Homebrew.setup_gem_environment!(setup_path: false)
@@ -48,7 +48,7 @@
   $LOAD_PATH.insert(last_homebrew_path_idx + 1, HOMEBREW_LIBRARY_PATH.to_s)
 end
 require_relative "../vendor/bundle/bundler/setup"
-require "portable_ruby_gems" if HOMEBREW_PORTABLE_RUBY
+require "portable_ruby_gems" if HOMEBREW_USING_PORTABLE_RUBY
 $LOAD_PATH.unshift "#{HOMEBREW_LIBRARY_PATH}/vendor/bundle/#{RUBY_ENGINE}/#{Gem.ruby_api_version}/gems/" \
                    "bundler-#{Homebrew::HOMEBREW_BUNDLER_VERSION}/lib"
 $LOAD_PATH.uniq!
diff --git a/Library/Homebrew/startup/bootsnap.rb b/Library/Homebrew/startup/bootsnap.rb
index 19511b71e589e..29bdd6983ea2d 100644
--- a/Library/Homebrew/startup/bootsnap.rb
+++ b/Library/Homebrew/startup/bootsnap.rb
@@ -14,7 +14,7 @@
   begin
     require "bootsnap"
   rescue LoadError
-    raise if ENV["HOMEBREW_BOOTSNAP_RETRY"] || HOMEBREW_PORTABLE_RUBY
+    raise if ENV["HOMEBREW_BOOTSNAP_RETRY"] || HOMEBREW_USING_PORTABLE_RUBY
 
     Homebrew.install_bundler_gems!(groups: ["bootsnap"], only_warn_on_failure: true)
 
diff --git a/Library/Homebrew/utils/gems.rb b/Library/Homebrew/utils/gems.rb
index db35ff5d61031..dc60f5b847aee 100644
--- a/Library/Homebrew/utils/gems.rb
+++ b/Library/Homebrew/utils/gems.rb
@@ -241,7 +241,7 @@ def install_bundler_gems!(only_warn_on_failure: false, setup_path: true, groups:
 
     # Combine the passed groups with the ones stored in settings.
     groups |= (user_gem_groups & valid_gem_groups)
-    groups.delete("bootsnap") if HOMEBREW_PORTABLE_RUBY
+    groups.delete("bootsnap") if HOMEBREW_USING_PORTABLE_RUBY
     groups.sort!
 
     if (homebrew_bundle_user_cache = ENV.fetch("HOMEBREW_BUNDLE_USER_CACHE", nil))