diff --git a/system/helpers/directory_helper.php b/system/helpers/directory_helper.php
index b1c4976..a6fb784 100644
--- a/system/helpers/directory_helper.php
+++ b/system/helpers/directory_helper.php
@@ -72,6 +72,10 @@
 			closedir($fp);
 			return $filedata;
 		}
+		else
+		{
+			return FALSE;
+		}
 	}
 }
 
diff --git a/user_guide/changelog.html b/user_guide/changelog.html
index 5608145..2bbe832 100644
--- a/user_guide/changelog.html
+++ b/user_guide/changelog.html
@@ -82,7 +82,7 @@
 		<ul>
 			<li>Added <kbd>form_multiselect()</kbd> to the <a href="helpers/form_helper.html">Form helper</a>.</li>
 			<li>Modified <kbd>form_hidden()</kbd> in the <a href="helpers/form_helper.html">Form helper</a> to accept multi-dimensional arrays.</li>
-			<li>Modified <kbd>directory_map()</kbd> in the <a href="helpers/directory_helper.html">Directory helper</a> to allow the inclusion of hidden files.</li>
+			<li>Modified <kbd>directory_map()</kbd> in the <a href="helpers/directory_helper.html">Directory helper</a> to allow the inclusion of hidden files, and to return FALSE on failure to read directory.</li>
 		</ul>
 	</li>
 	<li>General