diff --git a/documentation/ref-manual/ref-variables.xml b/documentation/ref-manual/ref-variables.xml
index 0031b1a8a7..2177a6f184 100644
--- a/documentation/ref-manual/ref-variables.xml
+++ b/documentation/ref-manual/ref-variables.xml
@@ -2472,6 +2472,18 @@ recipes-graphics/xorg-font/font-alias_1.0.3.bb:PR = "${INC_PR}.3"
             </glossdef>
         </glossentry>
 
+        <glossentry id='var-MODULE_TARBALL_DEPLOY'><glossterm>MODULE_TARBALL_DEPLOY</glossterm>
+            <glossdef>
+                <para>
+                    Controls creation of the <filename>modules-*.tgz</filename>
+                    file.
+                    Set this variable to "0" to disable creation of this
+                    file, which contains all of the kernel modules resulting
+                    from a kernel build.
+                </para>
+            </glossdef>
+        </glossentry>
+
         <glossentry id='var-MULTIMACH_TARGET_SYS'><glossterm>MULTIMACH_TARGET_SYS</glossterm>
             <glossdef>
                 <para>