diff --git a/docs/install.rst b/docs/install.rst
index ca14e6f7b9d5bee48f0874d11b472c108df9682b..3efa7c5844f70b36beffd01a64a7f33b29ce6ed0 100644
--- a/docs/install.rst
+++ b/docs/install.rst
@@ -164,6 +164,15 @@ OpenCL
 Unlike Vulkan, OpenCL takes a path to the whole ``vendors`` folder and will
 enumerate any drivers found there.
 
+Gallium Nine
+~~~~~~~~~~~~
+
+.. code-block:: console
+
+   D3D_MODULE_PATH="$MESA_INSTALLDIR/lib/d3d/d3dadapter9.so" wine ninewinecfg
+
+For 32bit application (most D3D9 games are 32bit) you're gonna need to build 32bit version of mesa.
+
 Troubleshooting local builds
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~