1 files changed, 2 insertions, 2 deletions
diff --git a/includes/tablesort.inc b/includes/tablesort.inc
index 960bd2f0d..afa5a6979 100644
--- a/includes/tablesort.inc
+++ b/includes/tablesort.inc
@@ -80,7 +80,7 @@ class TableSort extends SelectQueryExtender {
     // User has not specified a sort. Use default if specified; otherwise use "asc".
     else {
       foreach ($this->header as $header) {
-        if (is_array($header) && array_key_exists('sort', $header)) {
+        if (isset($header['sort'])) {
           return $header['sort'];
         }
       }
@@ -279,7 +279,7 @@ function tablesort_get_sort($headers) {
   // User has not specified a sort. Use default if specified; otherwise use "asc".
   else {
     foreach ($headers as $header) {
-      if (is_array($header) && array_key_exists('sort', $header)) {
+      if (isset($header['sort'])) {
         return $header['sort'];
       }
     }