diff --git a/module_dfu/doc/factory_image.rst b/module_dfu/doc/factory_image.rst
index 9e3b0467..5e2fb72c 100644
--- a/module_dfu/doc/factory_image.rst
+++ b/module_dfu/doc/factory_image.rst
@@ -2,7 +2,7 @@ Installing the factory image to the device
 ==========================================
 
 The DFU device interface is enabled by default in the XMOS USB Audio framework
-(see ``devicedefines.h``), and the explicitly enabled in each reference design
+(see ``devicedefines.h``), and explicitly enabled in each reference design
 by the following line included in the ``customdefines.h`` file of each
 application::
 
diff --git a/module_dfu/doc/overview.rst b/module_dfu/doc/overview.rst
index 2f2068c7..1fbddd9e 100644
--- a/module_dfu/doc/overview.rst
+++ b/module_dfu/doc/overview.rst
@@ -15,8 +15,7 @@ Supported functionality:
 - Revert device back to factory image
 - Automatic reboot of device on firmware upgrade
 
-You must use XMOS Development Tools version 10.4.1 (or later) with firmware
-interface.
+You must use XMOS Development Tools version 10.4.1 (or later).
 
 The DFU device on Windows requires the Theyscon USB Audio 2.0 Windows driver
-version 1.13.3.0 or later.
+version 1.13.3 or later.
diff --git a/module_dfu/doc/xmos_dfu.rst b/module_dfu/doc/xmos_dfu.rst
index 2a04be41..4a001f00 100644
--- a/module_dfu/doc/xmos_dfu.rst
+++ b/module_dfu/doc/xmos_dfu.rst
@@ -5,8 +5,10 @@ Set up the image loader
 -----------------------
 
 #. Open a terminal
-#. Change directory to where the files have been extracted
-#. Source the ``setup.sh`` script
+#. Change directory to where the loader has been built
+#. Run the command:
+
+    ``source setup.sh``
 
 Download new firmware
 ---------------------