diff --git a/course/lib.php b/course/lib.php
index 914e5fe35ff..5724b3d5e65 100644
--- a/course/lib.php
+++ b/course/lib.php
@@ -1205,6 +1205,17 @@ function set_section_visible($courseid, $sectionnumber, $visibility) {
     $resourcestotoggle = array();
     if ($section = $DB->get_record("course_sections", array("course"=>$courseid, "section"=>$sectionnumber))) {
         $DB->set_field("course_sections", "visible", "$visibility", array("id"=>$section->id));
+
+        $event = \core\event\course_section_updated::create(array(
+            'context' => context_course::instance($courseid),
+            'objectid' => $section->id,
+            'other' => array(
+                'sectionnum' => $sectionnumber
+            )
+        ));
+        $event->add_record_snapshot('course_sections', $section);
+        $event->trigger();
+
         if (!empty($section->sequence)) {
             $modules = explode(",", $section->sequence);
             foreach ($modules as $moduleid) {
diff --git a/course/tests/courselib_test.php b/course/tests/courselib_test.php
index b0721107f37..8ebcb52cf90 100644
--- a/course/tests/courselib_test.php
+++ b/course/tests/courselib_test.php
@@ -962,6 +962,8 @@ class core_course_courselib_testcase extends advanced_testcase {
         // Create course.
         $course = $this->getDataGenerator()->create_course(array('numsections' => 3), array('createsections' => true));
 
+        $sink = $this->redirectEvents();
+
         // Testing an empty section.
         $sectionnumber = 1;
         set_section_visible($course->id, $sectionnumber, 0);
@@ -971,6 +973,11 @@ class core_course_courselib_testcase extends advanced_testcase {
         $section_info = get_fast_modinfo($course->id)->get_section_info($sectionnumber);
         $this->assertEquals($section_info->visible, 1);
 
+        // Checking that an event was fired.
+        $events = $sink->get_events();
+        $this->assertInstanceOf('\core\event\course_section_updated', $events[0]);
+        $sink->close();
+
         // Testing a section with visible modules.
         $sectionnumber = 2;
         $forum = $this->getDataGenerator()->create_module('forum', array('course' => $course->id),