diff --git a/Rakefile b/Rakefile
index 7fda20b..8718663 100644
--- a/Rakefile
+++ b/Rakefile
@@ -36,10 +36,9 @@ end
 
 desc "Output the Rubygems version for a given binary"
 task :rubygems_version, [:version, :stack] do |t, args|
-
   command = DockerCommand.gem_version_from_tar(
     stack: args[:stack],
-    ruby_version: RubyVersion.new(args[:version]),
+    ruby_version: RubyVersion.new(args[:version])
   )
   puts "Running: #{command}"
   pipe(command)
diff --git a/lib/docker_command.rb b/lib/docker_command.rb
index 0ae9437..95159ae 100644
--- a/lib/docker_command.rb
+++ b/lib/docker_command.rb
@@ -1,5 +1,5 @@
 module DockerCommand
-  def self.gem_version_from_tar(ruby_version: , stack: )
+  def self.gem_version_from_tar(ruby_version:, stack:)
     "docker run -v $(pwd)/builds/#{stack}:/tmp/output hone/ruby-builder:#{stack} bash -c \"mkdir /tmp/unzipped && tar xzf /tmp/output/#{ruby_version.tar_file_name_output} -C /tmp/unzipped && echo 'Rubygems version is: ' && /tmp/unzipped/bin/gem -v\""
   end
 end
diff --git a/spec/unit/docker_command_spec.rb b/spec/unit/docker_command_spec.rb
index 124337e..aac2818 100644
--- a/spec/unit/docker_command_spec.rb
+++ b/spec/unit/docker_command_spec.rb
@@ -4,13 +4,13 @@
 describe DockerCommand do
   it "Generates docker command for outputting rubygems versions" do
     actual = DockerCommand.gem_version_from_tar(ruby_version: RubyVersion.new("3.1.4"), stack: "heroku-22")
-    expected = %Q{docker run -v $(pwd)/builds/heroku-22:/tmp/output hone/ruby-builder:heroku-22 bash -c "mkdir /tmp/unzipped && tar xzf /tmp/output/ruby-3.1.4.tgz -C /tmp/unzipped && echo 'Rubygems version is: ' && /tmp/unzipped/bin/gem -v"}
+    expected = %{docker run -v $(pwd)/builds/heroku-22:/tmp/output hone/ruby-builder:heroku-22 bash -c "mkdir /tmp/unzipped && tar xzf /tmp/output/ruby-3.1.4.tgz -C /tmp/unzipped && echo 'Rubygems version is: ' && /tmp/unzipped/bin/gem -v"}
     expect(actual).to eq(expected)
   end
 
   it "works with preview releases" do
     actual = DockerCommand.gem_version_from_tar(ruby_version: RubyVersion.new("3.3.0-preview2"), stack: "heroku-22")
-    expected = %Q{docker run -v $(pwd)/builds/heroku-22:/tmp/output hone/ruby-builder:heroku-22 bash -c "mkdir /tmp/unzipped && tar xzf /tmp/output/ruby-3.3.0.tgz -C /tmp/unzipped && echo 'Rubygems version is: ' && /tmp/unzipped/bin/gem -v"}
+    expected = %{docker run -v $(pwd)/builds/heroku-22:/tmp/output hone/ruby-builder:heroku-22 bash -c "mkdir /tmp/unzipped && tar xzf /tmp/output/ruby-3.3.0.tgz -C /tmp/unzipped && echo 'Rubygems version is: ' && /tmp/unzipped/bin/gem -v"}
     expect(actual).to eq(expected)
   end
 end