diff --git a/views/plugins/views_plugin_cache.inc b/views/plugins/views_plugin_cache.inc
index 9899d48..2511955 100644
--- a/views/plugins/views_plugin_cache.inc
+++ b/views/plugins/views_plugin_cache.inc
@@ -208,12 +208,12 @@ class views_plugin_cache extends views_plugin {

     // If there are any differences between the old and the new javascript then
     // store them to be added later.
-    if ($diff = array_diff_assoc($js, $start)) {
+    if ($diff = array_diff_assoc_recursive($js, $start)) {
       $this->storage['js'] = $diff;
     }

     // Special case the settings key and get the difference of the data.
-    if ($settings_diff = array_diff_assoc($js['settings']['data'], $start['settings']['data'])) {
+    if ($settings_diff = array_diff_assoc_recursive($js['settings']['data'], $start['settings']['data'])) {
       $this->storage['js']['settings'] = $settings_diff;
     }
   }
@@ -298,3 +298,23 @@ class views_plugin_cache extends views_plugin {
   }

 }
+
+  function array_diff_assoc_recursive($array1, $array2) {
+    foreach ($array1 as $key => $value) {
+      if (is_array($value)) {
+        if (!isset($array2[$key])) {
+          $difference[$key] = $value;
+        } elseif (!is_array($array2[$key])) {
+          $difference[$key] = $value;
+        } else {
+          $new_diff = array_diff_assoc_recursive($value, $array2[$key]);
+          if ($new_diff != FALSE) {
+            $difference[$key] = $new_diff;
+          }
+        }
+      } elseif (!isset($array2[$key]) || $array2[$key] != $value) {
+        $difference[$key] = $value;
+      }
+    }
+    return !isset($difference) ? 0 : $difference;
+  }