diff --git a/src/epub_postprocessor.py b/src/epub_postprocessor.py
index e9ad705..0678032 100644
--- a/src/epub_postprocessor.py
+++ b/src/epub_postprocessor.py
@@ -90,7 +90,8 @@ class EpubPostprocessor:
         nodes = dict()
         for item in self.ebooklib_book.get_items_of_type(ebooklib.ITEM_DOCUMENT):
             html_body_text = item.get_body_content()
-            soup = BeautifulSoup(html_body_text, features='lxml')
+            # html.parser  closes tags if needed
+            soup = BeautifulSoup(html_body_text, features='html.parser')
             nodes[item.file_name] = soup
 
         return nodes