diff --git a/lib/outputrenderers.php b/lib/outputrenderers.php
index 6287e564110..5a80f156938 100644
--- a/lib/outputrenderers.php
+++ b/lib/outputrenderers.php
@@ -1047,7 +1047,7 @@ class core_renderer extends renderer_base {
         $course = $this->page->course;
         if (\core\session\manager::is_loggedinas()) {
             $realuser = \core\session\manager::get_realuser();
-            $fullname = fullname($realuser, true);
+            $fullname = fullname($realuser);
             if ($withlinks) {
                 $loginastitle = get_string('loginas');
                 $realuserinfo = " [<a href=\"$CFG->wwwroot/course/loginas.php?id=$course->id&amp;sesskey=".sesskey()."\"";
@@ -1068,7 +1068,7 @@ class core_renderer extends renderer_base {
         } else if (isloggedin()) {
             $context = context_course::instance($course->id);
 
-            $fullname = fullname($USER, true);
+            $fullname = fullname($USER);
             // Since Moodle 2.0 this link always goes to the public profile page (not the course profile page)
             if ($withlinks) {
                 $linktitle = get_string('viewprofile');
diff --git a/user/tests/behat/full_name_display.feature b/user/tests/behat/full_name_display.feature
index 83b1cd70be9..f056317ebb1 100644
--- a/user/tests/behat/full_name_display.feature
+++ b/user/tests/behat/full_name_display.feature
@@ -53,6 +53,7 @@ Feature: Users' names are displayed across the site according to the user policy
     When I follow "Profile" in the user menu
     Then I should see "Gronya,Beecham" in the ".usermenu" "css_element"
     And I should see "Gronya,Beecham" in the ".page-context-header" "css_element"
+    And I should see "You are logged in as Gronya,Beecham" in the "page-footer" "region"
     And I log out
 
   Scenario: As an admin, 'fullnamedisplay' should be used when using the 'log in as' function
@@ -60,7 +61,9 @@ Feature: Users' names are displayed across the site according to the user policy
     When I navigate to "Users > Accounts > Browse list of users" in site administration
     And I follow "Jane, Nina, Niamh, Cholmondely"
     And I follow "Log in as"
-    Then I should see "You are logged in as Nee,Chumlee"
+    Then I should see "You are logged in as Nee,Chumlee" in the ".usermenu" "css_element"
+    And I should see "You are logged in as Jane, Nina, Niamh, Cholmondely" in the "region-main" "region"
+    And I should see "You are logged in as Nee,Chumlee" in the "page-footer" "region"
     And I log out
 
   Scenario: As an admin, 'fullnamedisplay' should be used when viewing another user's site profile