diff --git a/chapters/security.xml b/chapters/security.xml
index 0002453fdc..f44faf173f 100644
--- a/chapters/security.xml
+++ b/chapters/security.xml
@@ -400,7 +400,7 @@ if (!ereg('^[^./][^/]*$', $userfile))
 ?>
      </programlisting>
     </example> 
-    Dpending on your operating system, there are a wide variety of files
+    Depending on your operating system, there are a wide variety of files
     which you should be concerned about, including device entries (/dev/
     or COM1), configuration files (/etc/ files and the .ini files),
     well known file storage areas (/home/, My Documents), etc. For this
diff --git a/security/index.xml b/security/index.xml
index 0002453fdc..f44faf173f 100644
--- a/security/index.xml
+++ b/security/index.xml
@@ -400,7 +400,7 @@ if (!ereg('^[^./][^/]*$', $userfile))
 ?>
      </programlisting>
     </example> 
-    Dpending on your operating system, there are a wide variety of files
+    Depending on your operating system, there are a wide variety of files
     which you should be concerned about, including device entries (/dev/
     or COM1), configuration files (/etc/ files and the .ini files),
     well known file storage areas (/home/, My Documents), etc. For this