diff --git a/test/test_lineinput.rb b/test/test_lineinput.rb
index e7684c7b..a754e930 100644
--- a/test/test_lineinput.rb
+++ b/test/test_lineinput.rb
@@ -64,7 +64,7 @@ def test_each
     li = ReVIEW::LineInput.new(io)
 
     data = []
-    li.each { |l| data << l }
+    li.each { |l| data << l } # rubocop:disable Style/MapIntoArray
     assert_equal content, data.join
   end