diff --git a/documentation/ref-manual/ref-variables.xml b/documentation/ref-manual/ref-variables.xml
index cd721cd342..22c5056661 100644
--- a/documentation/ref-manual/ref-variables.xml
+++ b/documentation/ref-manual/ref-variables.xml
@@ -2142,8 +2142,8 @@ recipes-graphics/xorg-font/font-alias_1.0.3.bb:PR = "${INC_PR}.3"
                     In other words, the image will not build if a file in this list is not found.
                 </para>
                 <para>
-                    An example is a machine that has WiFi capability but is not essential
-                    For the machine to boot the image.
+                    An example is a machine that has WiFi capability but is not
+                    essential for the machine to boot the image.
                     However, if you are building a more fully-featured image, you want to enable
                     the WiFi.
                     The package containing the firmware for the WiFi hardware is always