diff --git a/documentation/ref-manual/ref-classes.xml b/documentation/ref-manual/ref-classes.xml
index 3a328ceaab..f5ec3edfec 100644
--- a/documentation/ref-manual/ref-classes.xml
+++ b/documentation/ref-manual/ref-classes.xml
@@ -379,7 +379,7 @@
     <title><filename>cmake.bbclass</filename></title>
 
     <para>
-        The CMake build system (<filename>cmake</filename>) class allows for
+        The <filename>cmake</filename> class allows for
         recipes that need to build software using the CMake build system.
         You can use the
         <link linkend='var-EXTRA_OECMAKE'><filename>EXTRA_OECMAKE</filename></link>