diff --git a/documentation/poky-ref-manual/ref-classes.xml b/documentation/poky-ref-manual/ref-classes.xml
index 9082aa7098..0cb2fcee17 100644
--- a/documentation/poky-ref-manual/ref-classes.xml
+++ b/documentation/poky-ref-manual/ref-classes.xml
@@ -35,7 +35,7 @@
(empty by default). These are often overridden or extended by other classes
such as autotools.bbclass or
package.bbclass. The class also contains some commonly
- used functions such as oe_runmake.
+ used functions such as oe_runmake.