diff --git a/enrol/editinstance.php b/enrol/editinstance.php
index 2363340f918..047ab93e933 100644
--- a/enrol/editinstance.php
+++ b/enrol/editinstance.php
@@ -38,7 +38,10 @@ if (!$plugin) {
 }
 
 require_login($course);
-require_capability('enrol/' . $type . ':config', $context);
+
+if (!has_any_capability(['enrol/' . $type . ':config', 'moodle/course:editcoursewelcomemessage'], $context)) {
+    throw new \moodle_exception('nopermissiontoaccesspage', 'error');
+}
 
 $url = new moodle_url('/enrol/editinstance.php', ['courseid' => $course->id, 'id' => $instanceid, 'type' => $type]);
 $PAGE->set_url($url);
diff --git a/lang/en/role.php b/lang/en/role.php
index 97fa8405422..915f240d8c3 100644
--- a/lang/en/role.php
+++ b/lang/en/role.php
@@ -180,6 +180,7 @@ $string['course:changesummary'] = 'Change course summary';
 $string['course:configurecustomfields'] = 'Configure course custom fields';
 $string['course:configuredownloadcontent'] = 'Configure download course content';
 $string['course:downloadcoursecontent'] = 'Download course content';
+$string['course:editcoursewelcomemessage'] = 'Edit course welcome message';
 $string['course:enrolconfig'] = 'Configure enrol instances in courses';
 $string['course:enrolreview'] = 'Review course enrolments';
 $string['course:setforcedlanguage'] = 'Force course or activity language';
diff --git a/lib/db/access.php b/lib/db/access.php
index 69b687aef83..eda798dd5b1 100644
--- a/lib/db/access.php
+++ b/lib/db/access.php
@@ -2748,4 +2748,14 @@ $capabilities = array(
             'manager' => CAP_ALLOW,
         ]
     ],
+
+    // Allow users to edit course welcome messages.
+    'moodle/course:editcoursewelcomemessage' => [
+        'captype' => 'write',
+        'contextlevel' => CONTEXT_COURSE,
+        'archetypes' => [
+            'editingteacher' => CAP_ALLOW,
+            'manager' => CAP_ALLOW,
+        ],
+    ],
 );