diff --git a/book/_toc.yml b/book/_toc.yml
index 8a2321d..b21c2ce 100644
--- a/book/_toc.yml
+++ b/book/_toc.yml
@@ -5,7 +5,9 @@ parts:
   - caption: Contents
     chapters:
     - file: some_content/overview.md
+# START REMOVE-FROM-PUBLISH
       sections:
       - file: some_content/text_and_code.ipynb
+# END REMOVE-FROM-PUBLISH
     - file: references.md
-    - file: credits.md
\ No newline at end of file
+    - file: credits.md