diff --git a/lib/buildkite/config/rake_command.rb b/lib/buildkite/config/rake_command.rb
index 4cdd1c1..7cd55a9 100644
--- a/lib/buildkite/config/rake_command.rb
+++ b/lib/buildkite/config/rake_command.rb
@@ -101,7 +101,7 @@ def rake(dir, task: "test", label: nil, service: "default", pre_steps: nil, env:
           depends_on "docker-image-#{build_context.ruby.image_key}"
           command "rake #{task}"
 
-          install_plugins(service,  %w[PRE_STEPS RACK], dir, compose: compose)
+          install_plugins(service, %w[PRE_STEPS RACK], dir, compose: compose)
 
           env build_env(build_context, pre_steps, env)