diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
index 195a8a5..65d5874 100644
--- a/spec/spec_helper.rb
+++ b/spec/spec_helper.rb
@@ -1,3 +1,11 @@
+require 'simplecov'
+
+SimpleCov.start do
+  enable_coverage :branch
+  primary_coverage :branch
+  minimum_coverage line: 100, branch: 100
+end
+
 require 'simplecov/inline'
 
 RSpec.configure do |config|