diff --git a/documentation/dev-manual/dev-manual-common-tasks.xml b/documentation/dev-manual/dev-manual-common-tasks.xml
index aaa72cc19d..81a47ff4a1 100644
--- a/documentation/dev-manual/dev-manual-common-tasks.xml
+++ b/documentation/dev-manual/dev-manual-common-tasks.xml
@@ -4371,7 +4371,7 @@
             <filename>.bbappend</filename> files.
             You can do this by providing an expression with the
             <filename>BBMASK</filename> variable.
-            Here is an example:
+            Here is one example:
             <literallayout class='monospaced'>
      BBMASK = "/meta-mymachine/recipes-maybe/"
             </literallayout>