diff --git a/lib/coverage/test_coverage_result.rb b/lib/coverage/test_coverage_result.rb
index cc7c8356..e302f65b 100644
--- a/lib/coverage/test_coverage_result.rb
+++ b/lib/coverage/test_coverage_result.rb
@@ -33,7 +33,7 @@ def download_at(url)
   def generate
     method_list = JSON.parse(@api_list)
     EDITORS.each do |key, type|
-      method_list[type].each do |_api_class, method|
+      method_list[type].each_value do |method|
         method.reject! do |element|
           MethodMatcher.new(element, SOURCES[key]).pattern_found?
         end
diff --git a/unit/test_coverage/test_coverage_result_spec.rb b/unit/test_coverage/test_coverage_result_spec.rb
index 13d2e59d..c050f5c6 100644
--- a/unit/test_coverage/test_coverage_result_spec.rb
+++ b/unit/test_coverage/test_coverage_result_spec.rb
@@ -20,7 +20,7 @@
       hash = JSON.parse(json)
       expect(hash).to be_an(Hash)
       expect(hash.length).to eq(4)
-      hash.each do |key, _value|
+      hash.each_key do |key|
         expect(editors.key(key)).to be_truthy
       end
     end
@@ -29,7 +29,7 @@
       hash = JSON.parse(result_json)
       expect(hash).to be_an(Hash)
       expect(hash.length).to eq(4)
-      hash.each do |key, _value|
+      hash.each_key do |key|
         expect(editors.key(key)).to be_truthy
       end
     end