diff --git a/documentation/ref-manual/ref-classes.xml b/documentation/ref-manual/ref-classes.xml
index 315ec651dd..45fd698cd9 100644
--- a/documentation/ref-manual/ref-classes.xml
+++ b/documentation/ref-manual/ref-classes.xml
@@ -2650,7 +2650,7 @@
 
     <para>
         The <filename>systemd</filename> class provides support for recipes
-        that install <filename>systemd</filename> unit files.
+        that install systemd unit files.
     </para>
 
     <para>