diff --git a/backup/backuplib.php b/backup/backuplib.php
index 4a9cc2373212d..ae349c567d785 100644
--- a/backup/backuplib.php
+++ b/backup/backuplib.php
@@ -568,7 +568,7 @@ function backup_course_start ($bf,$preferences) {
             fwrite ($bf,full_tag("LANG",3,false,$course->lang));
             fwrite ($bf,full_tag("MARKER",3,false,$course->marker));
             fwrite ($bf,full_tag("VISIBLE",3,false,$course->visible));
-            fwrite ($bf,full_tag("HIDDENTOPICS",3,false,$course->hiddentopics));
+            fwrite ($bf,full_tag("HIDDENSECTIONS",3,false,$course->hiddensections));
             fwrite ($bf,full_tag("TIMECREATED",3,false,$course->timecreated));
             $status = fwrite ($bf,full_tag("TIMEMODIFIED",3,false,$course->timemodified));
             //Print header end
diff --git a/backup/restorelib.php b/backup/restorelib.php
index 33d34aa205a91..1a5ede01905dd 100644
--- a/backup/restorelib.php
+++ b/backup/restorelib.php
@@ -407,7 +407,7 @@ function restore_create_new_course($restore,&$course_header) {
             $course->lang = addslashes($course_header->course_lang);
             $course->marker = addslashes($course_header->course_marker);
             $course->visible = addslashes($course_header->course_visible);
-            $course->hiddentopics = addslashes($course_header->course_hiddentopics);
+            $course->hiddensections = addslashes($course_header->course_hiddensections);
             $course->timecreated = addslashes($course_header->course_timecreated);
             $course->timemodified = addslashes($course_header->course_timemodified);
             //Adjust blockinfo field.
@@ -2078,8 +2078,8 @@ function endElementCourseHeader($parser, $tagName) {
                         case "VISIBLE":
                             $this->info->course_visible = $this->getContents();
                             break;
-                        case "HIDDENTOPICS":
-                            $this->info->course_hiddentopics = $this->getContents();
+                        case "HIDDENSECTIONS":
+                            $this->info->course_hiddensections = $this->getContents();
                             break;
                         case "TIMECREATED":
                             $this->info->course_timecreated = $this->getContents();