diff --git a/docs/index.rst b/docs/index.rst
index 178030c618a428c8302aba7c24b1f6e97b288ba4..02b9e50eb7c6f49062d451e393c787a43da2d77b 100644
--- a/docs/index.rst
+++ b/docs/index.rst
@@ -17,9 +17,10 @@ supported releases, see :ref:`rolereference`.
 At the moment, the roles have been written for and tested against **Ansible
 2.9.x**.
 
-The role also utilises the ``ipv4/ipv6`` lookup plugins which require
-``netaddr`` package to be installed. Make sure you have the package
-available on controller machine.
+The roles also utilise the ``dig`` and ``ipv4/ipv6`` lookup plugins
+which require ``dnspython`` and ``netaddr`` packages (respectively) to
+be installed. Make sure you have the packages available on controller
+machine.
 
 
 Contents