diff --git a/CHANGELOG b/CHANGELOG
index 81adef5c4..5d08c9419 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -8,6 +8,8 @@
 - make buttons on admin page smaller
 - pass optional parameter to hook documentListItem() which turns off the
   surrounding tr tag
+- do not be strict anymore when checking if config value of extension is
+  in list of possible values (Closes #413)
 
 --------------------------------------------------------------------------------
                      Changes in version 5.1.8
diff --git a/views/bootstrap/class.Settings.php b/views/bootstrap/class.Settings.php
index 36091af11..0d5bc9a61 100644
--- a/views/bootstrap/class.Settings.php
+++ b/views/bootstrap/class.Settings.php
@@ -486,7 +486,7 @@ $this->showStartPaneContent('site', (!$currenttab || $currenttab == 'site'));
 									echo "<select class=\"chzn-select\" name=\"extensions[".$extname."][".$confkey."][]\"".(!empty($conf['multiple']) ? "  multiple" : "").(!empty($conf['size']) ? "  size=\"".$conf['size']."\"" : "").">";
 									foreach($conf['options'] as $key=>$opt) {
 										echo "<option value=\"".$key."\"";
-										if(in_array($key, $selections, true))
+										if(in_array($key, $selections))
 											echo " selected";
 										echo ">".htmlspecialchars($opt)."</option>";
 									}