diff --git a/doc/src/Commands_fix.rst b/doc/src/Commands_fix.rst
index 3307f887ae..63adc56ed3 100644
--- a/doc/src/Commands_fix.rst
+++ b/doc/src/Commands_fix.rst
@@ -44,9 +44,6 @@ OPT.
    * :doc:`ave/time <fix_ave_time>`
    * :doc:`aveforce <fix_aveforce>`
    * :doc:`balance <fix_balance>`
-   * :doc:`brownian <fix_brownian>`
-   * :doc:`brownian/asphere <fix_brownian>`
-   * :doc:`brownian/sphere <fix_brownian>`
    * :doc:`bocs <fix_bocs>`
    * :doc:`bond/break <fix_bond_break>`
    * :doc:`bond/create <fix_bond_create>`
@@ -54,6 +51,9 @@ OPT.
    * :doc:`bond/react <fix_bond_react>`
    * :doc:`bond/swap <fix_bond_swap>`
    * :doc:`box/relax <fix_box_relax>`
+   * :doc:`brownian <fix_brownian>`
+   * :doc:`brownian/asphere <fix_brownian>`
+   * :doc:`brownian/sphere <fix_brownian>`
    * :doc:`charge/regulation <fix_charge_regulation>`
    * :doc:`cmap <fix_cmap>`
    * :doc:`colvars <fix_colvars>`