diff --git a/chapter09/clock.xml b/chapter09/clock.xml
index be60684fb..c5aaa9a7a 100644
--- a/chapter09/clock.xml
+++ b/chapter09/clock.xml
@@ -8,7 +8,7 @@
 <sect1 id="ch-config-clock" revision="systemd">
   <?dbhtml filename="clock.html"?>
 
-  <title>Configuring the system clock</title>
+  <title>Configuring the System Clock</title>
 
   <indexterm zone="ch-config-clock">
     <primary sortas="d-clock">clock</primary>