typo fix
diff --git a/user_guide/helpers/file_helper.html b/user_guide/helpers/file_helper.html
index f5e318c..b1df4a4 100644
--- a/user_guide/helpers/file_helper.html
+++ b/user_guide/helpers/file_helper.html
@@ -120,11 +120,11 @@
<h2>delete_files('<var>path</var>')</h2>
<p>Deletes ALL files contained in the supplied path. Example:</p>
-<code>delete_files('/path/to/directory/');</code>
+<code>delete_files('./path/to/directory/');</code>
<p>If the second parameter is set to <kbd>true</kbd>, any directories contained within the supplied root path will be deleted as well. Example:</p>
-<code>delete_files('/path/to/directory/', TRUE);</code>
+<code>delete_files('./path/to/directory/', TRUE);</code>
<p class="important"><strong>Note:</strong> The files must be writable or owned by the system in order to be deleted.</p>