diff --git a/.expeditor/buildkite/coverage.sh b/.expeditor/buildkite/coverage.sh
new file mode 100644
index 00000000..9da085c0
--- /dev/null
+++ b/.expeditor/buildkite/coverage.sh
@@ -0,0 +1,15 @@
+#!/bin/bash
+
+set -ueo pipefail
+
+echo "--- system details"
+uname -a
+ruby -v
+bundle --version
+
+echo "--- bundle install"
+bundle install --jobs=7 --retry=3 --without tools integration
+
+echo "+++ bundle exec rake"
+bundle exec rake
+
diff --git a/.expeditor/config.yml b/.expeditor/config.yml
index 17e115b8..bf5b3798 100644
--- a/.expeditor/config.yml
+++ b/.expeditor/config.yml
@@ -53,3 +53,7 @@ pipelines:
   - verify:
       description: Pull Request validation tests
       public: true
+
+  - coverage:
+      description: Generate test coverage report
+      public: true
diff --git a/.expeditor/coverage.pipeline.yml b/.expeditor/coverage.pipeline.yml
new file mode 100644
index 00000000..2125be42
--- /dev/null
+++ b/.expeditor/coverage.pipeline.yml
@@ -0,0 +1,11 @@
+---
+steps:
+
+  - label: coverage
+    commands:
+      - bundle install --jobs=7 --retry=3 --without tools integration
+      - bundle exec rake test:default
+    expeditor:
+      executor:
+        docker:
+          image: ruby:2.6-stretch
diff --git a/test/helper.rb b/test/helper.rb
index b9ae754b..6eb1f1a5 100644
--- a/test/helper.rb
+++ b/test/helper.rb
@@ -1,6 +1,15 @@
 # encoding: utf-8
-require "coveralls"
-Coveralls.wear!
+if ENV["CI_ENABLE_COVERAGE"]
+  require "coveralls"
+  SimpleCov.formatters = SimpleCov::Formatter::MultiFormatter.new([
+    SimpleCov::Formatter::HTMLFormatter,
+    Coveralls::SimpleCov::Formatter,
+  ])
+
+  SimpleCov.start do
+    add_filter "/test/"
+  end
+end
 
 require "minitest/autorun"
 require "minitest/spec"