diff --git a/lib/moodlelib.php b/lib/moodlelib.php
index 18e7a74cef5..4cfc923df44 100644
--- a/lib/moodlelib.php
+++ b/lib/moodlelib.php
@@ -3108,7 +3108,10 @@ function require_course_login($courseorid, $autologinguest = true, $cm = null, $
             // If $PAGE->course, and hence $PAGE->context, have not already been set up properly, set them up now.
             $PAGE->set_course($PAGE->course);
         }
-        user_accesstime_log(SITEID);
+        // Do not update access time for webservice or ajax requests.
+        if (!WS_SERVER && !AJAX_SCRIPT) {
+            user_accesstime_log(SITEID);
+        }
         return;
 
     } else {