diff --git a/src/calibre/ebooks/oeb/polish/tests/parsing.py b/src/calibre/ebooks/oeb/polish/tests/parsing.py
index cbe65947b8..014985e02d 100644
--- a/src/calibre/ebooks/oeb/polish/tests/parsing.py
+++ b/src/calibre/ebooks/oeb/polish/tests/parsing.py
@@ -96,6 +96,6 @@ basic_checks = (nonvoid_cdata_elements, namespaces, space_characters, case_insen
 class ParsingTests(BaseTest):
 
     def test_conversion_parser(self):
-        ' Test parsing with the parser used for conversion '
+        ' Test parsing with the HTML5 parser used for conversion '
         for test in basic_checks:
             test(self, html5_parse)