manual: Fix small typo

diff --git a/doc/manual.xml.head b/doc/manual.xml.head
index e1ab240438ddd5f9d3affeb7c985c233ef337512..c130a80233d0ebd0b0d58c207909fa4af00bd4e0 100644 (file)
--- a/doc/manual.xml.head
+++ b/doc/manual.xml.head
@@ -12597,7 +12597,7 @@ startup-hook 'echo `action.sh ARGS`'
         <para>
           The single quotes prevent the
           backticks from being expanded. The <literal>echo</literal> command
-          prevents and empty command error.
+          prevents an empty command error.
         </para>
 
         <sect3 id="timeout-hook-intro">