diff --git a/lib/outputrenderers.php b/lib/outputrenderers.php
index e457330fd39..e0570e428d2 100644
--- a/lib/outputrenderers.php
+++ b/lib/outputrenderers.php
@@ -4263,7 +4263,10 @@ EOD;
     public function full_header() {
         global $PAGE;
 
-        if ($PAGE->include_region_main_settings_in_header_actions()) {
+        if ($PAGE->include_region_main_settings_in_header_actions() && !$PAGE->blocks->is_block_present('settings')) {
+            // Only include the region main settings if the page has requested it and it doesn't already have
+            // the settings block on it. The region main settings are included in the settings block and
+            // duplicating the content causes behat failures.
             $PAGE->add_header_action(html_writer::div(
                 $this->region_main_settings_menu(),
                 'd-print-none',