diff --git a/mkdocs.yml b/mkdocs.yml
index 08f848f..0a4b602 100644
--- a/mkdocs.yml
+++ b/mkdocs.yml
@@ -39,8 +39,9 @@ nav:
         - File attribute: utils/file_attribute.md
         - Mail notifier: utils/mail.md
         - Slug: utils/slug.md
+    - "A/B Testing":
+        - 'How to': abtesting.md
     - Users:
         - Users: users.md
     - Tasks:
         - Tasks: tasks.md
-    - "A/B Testing": abtesting.md