diff --git a/docs/themes-list/barbuk.rst b/docs/themes-list/barbuk.rst
index d9d6b733..46fde224 100644
--- a/docs/themes-list/barbuk.rst
+++ b/docs/themes-list/barbuk.rst
@@ -93,6 +93,11 @@ Please refer to the following documentation for more information:
    EOF
    chmod 400 /etc/sudoers.d/keepenv
 
+Command duration
+----------------
+
+See :ref:`command_duration`.
+
 Examples
 --------
 
diff --git a/docs/themes.rst b/docs/themes.rst
index 065127f0..729f1207 100644
--- a/docs/themes.rst
+++ b/docs/themes.rst
@@ -37,6 +37,8 @@ See :ref:`here <list_of_themes>`.
 Theme Switches & Variables
 ^^^^^^^^^^^^^^^^^^^^^^^^^^
 
+.. command_duration:
+
 Command duration
 ================