diff --git a/test/unit/lib/redmine/wiki_formatting/common_mark/external_links_filter_test.rb b/test/unit/lib/redmine/wiki_formatting/common_mark/external_links_filter_test.rb
index f46f69c2e..d00065b8b 100644
--- a/test/unit/lib/redmine/wiki_formatting/common_mark/external_links_filter_test.rb
+++ b/test/unit/lib/redmine/wiki_formatting/common_mark/external_links_filter_test.rb
@@ -52,8 +52,14 @@ if Object.const_defined?(:CommonMarker)
     end
 
     def test_external_links_with_target_get_rel_noopener
-      assert_equal %(<a target="_blank" href="http://example.net/" class="external" rel="noopener">link</a>), filter(%(<a target="_blank" href="http://example.net/">link</a>))
-      assert_equal %(<a target="_blank" href="http://example.net/" rel="nofollow noopener" class="external">link</a>), filter(%(<a target="_blank" href="http://example.net/" rel="nofollow">link</a>))
+      assert_equal(
+        %(<a target="_blank" href="http://example.net/" class="external" rel="noopener">link</a>),
+        filter(%(<a target="_blank" href="http://example.net/">link</a>))
+      )
+      assert_equal(
+        %(<a target="_blank" href="http://example.net/" rel="nofollow noopener" class="external">link</a>),
+        filter(%(<a target="_blank" href="http://example.net/" rel="nofollow">link</a>))
+      )
     end
   end
 end