diff --git a/chapter05/perl.xml b/chapter05/perl.xml
index f59a2f7f8..bad873d63 100644
--- a/chapter05/perl.xml
+++ b/chapter05/perl.xml
@@ -57,7 +57,7 @@
 <screen><userinput remap="make">make</userinput></screen>
 
     <para>Although Perl comes with a test suite, it would be better to wait
-    until it is insalled in the next chapter.</para>
+    until it is installed in the next chapter.</para>
 
     <para>Only a few of the utilities and libraries, need to be installed at this
     time:</para>