diff --git a/src/epub_postprocessor.py b/src/epub_postprocessor.py
index 36578ed..7a0e77e 100644
--- a/src/epub_postprocessor.py
+++ b/src/epub_postprocessor.py
@@ -12,7 +12,7 @@ from ebooklib import epub
 from ebooklib.epub import Link, Section
 
 from data_objects import ChapterItem, NavPoint
-from html_epub_preprocessor import unwrap_structural_tags, get_tags_between_ids, prepare_title_and_content, \
+from html_epub_preprocessor import unwrap_structural_tags, get_tags_between_chapter_marks, prepare_title_and_content, \
     update_src_links_in_images, preprocess_footnotes
 
 from css_reader import clean_css, add_inline_style_to_html_soup
@@ -309,7 +309,7 @@ class EpubPostprocessor:
         """
         if node.id:
             soup = self.href2soup_html[node.href]
-            chapter_tags = get_tags_between_ids(first_id=node.id, href=node.href, html_soup=soup)
+            chapter_tags = get_tags_between_chapter_marks(first_id=node.id, href=node.href, html_soup=soup)
             new_tree = BeautifulSoup('', 'html.parser')
             for tag in chapter_tags:
                 new_tree.append(tag)