diff --git a/src/_h5ai/server/php/inc/util.php b/src/_h5ai/server/php/inc/util.php
index bed071e6..28d04562 100644
--- a/src/_h5ai/server/php/inc/util.php
+++ b/src/_h5ai/server/php/inc/util.php
@@ -77,6 +77,7 @@ function load_commented_json($file) {
 	return json_decode($str, true);
 }
 
+/* unused
 function merge_config($a, $b) {
 
 	$result = array_merge(array(), $a);
@@ -87,5 +88,6 @@ function merge_config($a, $b) {
 
 	return $result;
 }
+*/
 
 ?>
\ No newline at end of file
diff --git a/src/_h5ai/server/php/index.php b/src/_h5ai/server/php/index.php
index 50333101..fdbe6bc8 100644
--- a/src/_h5ai/server/php/index.php
+++ b/src/_h5ai/server/php/index.php
@@ -1,7 +1,7 @@
 <?php
 
 
-// bootstrap
+/* Bootstrap */
 
 function normalize_path($path, $trailing_slash = false) {
 
@@ -20,19 +20,19 @@ function normalized_require_once($lib) {
 }
 
 
-// load libs
+/* Load Libs */
 
 normalized_require_once("/server/php/inc/util.php");
 normalized_require_once("/server/php/inc/App.php");
 normalized_require_once("/server/php/inc/Item.php");
 
 
-// init
+/* Init */
 
 $app = new App(APP_ABS_PATH, APP_ABS_HREF, ABS_HREF);
 
 
-// run
+/* Run */
 
 if (array_key_exists("action", $_REQUEST)) {