diff --git a/grade/grading/form/rubric/tests/behat/negative_points.feature b/grade/grading/form/rubric/tests/behat/negative_points.feature
index 33d0e1e0deb..363bb6feea7 100644
--- a/grade/grading/form/rubric/tests/behat/negative_points.feature
+++ b/grade/grading/form/rubric/tests/behat/negative_points.feature
@@ -26,6 +26,7 @@ Feature: Rubrics can have levels with negative scores
     And the following "activities" exist:
       | activity   | name              | intro | course | idnumber    | grade   | advancedgradingmethod_submissions |
       | assign     | Test assignment 1 | Test  | C1     | assign1     | 100     | rubric                            |
+    And I change window size to "large"
     When I log in as "teacher1"
     And I am on "Course 1" course homepage with editing mode on
     And I go to "Test assignment 1" advanced grading definition page