diff --git a/wp-includes/functions.php b/wp-includes/functions.php
index a2904da2d6..0f7134f2e1 100644
--- a/wp-includes/functions.php
+++ b/wp-includes/functions.php
@@ -1580,6 +1580,12 @@ function is_home () {
     return $wp_query->is_home;
 }
 
+function get_query_var($var) {
+  global $wp_query;
+
+  return $wp_query->get($var);
+}
+
 function have_posts() {
     global $wp_query;