diff --git a/course/format/singleactivity/tests/behat/activity_navigation.feature b/course/format/singleactivity/tests/behat/activity_navigation.feature
index 7d3aed1dcff..c822c3bbeed 100644
--- a/course/format/singleactivity/tests/behat/activity_navigation.feature
+++ b/course/format/singleactivity/tests/behat/activity_navigation.feature
@@ -65,3 +65,8 @@ Feature: Activity navigation in a single activity course
     Then "#prev-activity-link" "css_element" should not exist
     And "#next-activity-link" "css_element" should not exist
     And "Jump to..." "field" should not exist
+
+  Scenario: The activity navigation asks for login to guest user
+    Given I log in as "guest"
+    When I am on "Course 1" course homepage
+    Then I should see "Guests cannot access this course. Please log in"