diff --git a/documentation/ref-manual/ref-variables.xml b/documentation/ref-manual/ref-variables.xml
index f95167df5c..fc81b00227 100644
--- a/documentation/ref-manual/ref-variables.xml
+++ b/documentation/ref-manual/ref-variables.xml
@@ -5484,7 +5484,7 @@ recipes-graphics/xorg-font/font-alias_1.0.3.bb:PR = "${INC_PR}.3"
                     normally be hand-edited.
                     The default value for
                     <filename>PACKAGE_ARCHS</filename> is "all any noarch
-                    ${PACKAGE_EXTRA_ARCHS} ${MACHINE_ARCH}"
+                    ${PACKAGE_EXTRA_ARCHS} ${MACHINE_ARCH}".
                 </para>
             </glossdef>
         </glossentry>