diff --git a/reference/info/functions/set-time-limit.xml b/reference/info/functions/set-time-limit.xml
index 999f15043c..ce69a7eb18 100644
--- a/reference/info/functions/set-time-limit.xml
+++ b/reference/info/functions/set-time-limit.xml
@@ -23,7 +23,7 @@
    counter from zero. In other words, if the timeout is the default 30
    seconds, and 25 seconds into script execution a call such as
    <literal>set_time_limit(20)</literal> is made, the script will run for a
-   total of 45 seconds before timing out.
+   total of 55 seconds before timing out.
   </para>
  </refsect1>