"make html" flags this inadequate title underline. Signed-off-by: Robert P. J. Day <rpjday@xxxxxxxxxxxxxx> ---diff --git a/source/chapter2-devicetree-basics.rst b/source/chapter2-devicetree-basics.rst
index 5ab9e6e..6c7d3b7 100644
--- a/source/chapter2-devicetree-basics.rst
+++ b/source/chapter2-devicetree-basics.rst
@@ -845,7 +845,7 @@ Description:
and this property is not applicable.
dma-noncoherent
-~~~~~~~~~~~~
+~~~~~~~~~~~~~~~
Property name: ``dma-noncoherent``
