diff --git a/src/init.php b/src/init.php
index 74d8a88..ae1b6e2 100644
--- a/src/init.php
+++ b/src/init.php
@@ -458,9 +458,12 @@ function logAndDie($userText, $errText = null)
 function loadExtensions()
 {
     $a = Config::get('extensions') ?: null;
-    if (!$a || !array_is_list($a)) {
+    if (!$a || !is_array($a)) {
         return;
     }
+    if (!array_is_list($a)) {
+        $a = array_values($a);
+    }
     foreach ($a as $ext) {
         if (is_string($ext)) {
             try {
diff --git a/src/settings.php b/src/settings.php
index b6b1941..67c0bce 100644
--- a/src/settings.php
+++ b/src/settings.php
@@ -92,12 +92,12 @@ else if (isset($_POST['activate']))
                 logAndDie($e->getMessage());
             }
         }
-        else $a = array_diff($a, [$ext]);
+        else $a = array_values(array_diff($a, [$ext]));
         Config::set('extensions', $a);
         Config::save();
     }
     else if (!$activate && in_array($ext, $a)) {
-        $a = array_diff($a, [$ext]);
+        $a = array_values(array_diff($a, [$ext]));
         Config::set('extensions', $a);
         Config::save();
     }
@@ -196,7 +196,8 @@ function listExtensions()
 {
     $extBundles = MTTExtensionLoader::bundles();
     $activatedExts = Config::get('extensions');
-    if (!is_array($activatedExts)) $activatedExts = [];
+    if (!is_array($activatedExts))
+        $activatedExts = [];
     $a = [];
     foreach ($extBundles as $ext => $meta) {
         $out = htmlspecialchars($meta['name']. ' v'. $meta['version']). ' ';