diff --git a/documentation/ref-manual/ref-variables.xml b/documentation/ref-manual/ref-variables.xml
index ea00098aed..a6d4fa2b37 100644
--- a/documentation/ref-manual/ref-variables.xml
+++ b/documentation/ref-manual/ref-variables.xml
@@ -5866,6 +5866,20 @@ recipes-graphics/xorg-font/font-alias_1.0.3.bb:PR = "${INC_PR}.3"
             </glossdef>
         </glossentry>
 
+        <glossentry id='var-SDKPATH'><glossterm>SDKPATH</glossterm>
+            <glossdef>
+                <para>
+                    Defines the path offered to the user for installation
+                    of the SDK that is generated by the OpenEmbedded build
+                    system.
+                    The path appears as the default location for installing
+                    the SDK when you run the SDK's installation script.
+                    You can override the offered path when you run the
+                    script.
+                </para>
+            </glossdef>
+        </glossentry>
+
         <glossentry id='var-SECTION'><glossterm>SECTION</glossterm>
             <glossdef>
                 <para>The section in which packages should be categorized.