diff --git a/course/lib.php b/course/lib.php
index 0e56c821bc9..f83a5dd1ef7 100644
--- a/course/lib.php
+++ b/course/lib.php
@@ -1109,10 +1109,7 @@ function set_coursemodule_name($id, $name) {
     grade_update_mod_grades($grademodule);
 
     // Update calendar events with the new name.
-    $refresheventsfunction = $cm->modname . '_refresh_events';
-    if (function_exists($refresheventsfunction)) {
-        call_user_func($refresheventsfunction, $cm->course);
-    }
+    course_module_update_calendar_events($cm->modname, $grademodule, $cm);
 
     return true;
 }
@@ -3490,10 +3487,8 @@ function duplicate_module($course, $cm) {
         moveto_module($cm, $section, $newcm);
 
         // Update calendar events with the duplicated module.
-        $refresheventsfunction = $newcm->modname . '_refresh_events';
-        if (function_exists($refresheventsfunction)) {
-            call_user_func($refresheventsfunction, $newcm->course);
-        }
+        // The following line is to be removed in MDL-58906.
+        course_module_update_calendar_events($newcm->modname, null, $newcm);
 
         // Trigger course module created event. We can trigger the event only if we know the newcmid.
         $event = \core\event\course_module_created::create_from_cm($newcm);
diff --git a/lib/moodlelib.php b/lib/moodlelib.php
index aefd1905a6f..2ac94f9fb61 100644
--- a/lib/moodlelib.php
+++ b/lib/moodlelib.php
@@ -5175,11 +5175,6 @@ function shift_course_mod_dates($modname, $fields, $timeshift, $courseid, $modid
         $return = $DB->execute($updatesql, $params) && $return;
     }
 
-    $refreshfunction = $modname.'_refresh_events';
-    if (function_exists($refreshfunction)) {
-        $refreshfunction($courseid);
-    }
-
     return $return;
 }
 
@@ -5435,6 +5430,8 @@ function reset_course_userdata($data) {
             } else {
                 debugging('Missing lib.php in '.$modname.' module!');
             }
+            // Update calendar events for all modules.
+            course_module_bulk_update_calendar_events($modname, $data->courseid);
         }
     }