diff --git a/forms/gridfield/GridField.php b/forms/gridfield/GridField.php
index 996763ea4..33a7cd830 100644
--- a/forms/gridfield/GridField.php
+++ b/forms/gridfield/GridField.php
@@ -326,7 +326,7 @@ class GridField extends FormField {
 			}
 		}
 
-		$total = $list->count();
+		$total = count($list);
 		if($total > 0) {
 			$rows = array();
 			foreach($list as $idx => $record) {