diff --git a/documentation/ref-manual/ref-variables.xml b/documentation/ref-manual/ref-variables.xml
index 7bebacdce9..a6df64586b 100644
--- a/documentation/ref-manual/ref-variables.xml
+++ b/documentation/ref-manual/ref-variables.xml
@@ -464,7 +464,7 @@
 
         <glossentry id='var-BBFILES'><glossterm>BBFILES</glossterm>
             <glossdef>
-                <para>List of recipe files used by BitBake to build software</para>
+                <para>List of recipe files used by BitBake to build software.</para>
             </glossdef>
         </glossentry>