diff --git a/mod/forum/backup/moodle2/restore_forum_stepslib.php b/mod/forum/backup/moodle2/restore_forum_stepslib.php
index 4eb0bc31813..62e48fae928 100644
--- a/mod/forum/backup/moodle2/restore_forum_stepslib.php
+++ b/mod/forum/backup/moodle2/restore_forum_stepslib.php
@@ -206,11 +206,17 @@ class restore_forum_activity_structure_step extends restore_activity_structure_s
     }
 
     protected function after_execute() {
-        global $DB;
-
         // Add forum related files, no need to match by itemname (just internally handled context)
         $this->add_related_files('mod_forum', 'intro', null);
 
+        // Add post related files, matching by itemname = 'forum_post'
+        $this->add_related_files('mod_forum', 'post', 'forum_post');
+        $this->add_related_files('mod_forum', 'attachment', 'forum_post');
+    }
+
+    protected function after_restore() {
+        global $DB;
+
         // If the forum is of type 'single' and no discussion has been ignited
         // (non-userinfo backup/restore) create the discussion here, using forum
         // information as base for the initial post.
@@ -240,9 +246,5 @@ class restore_forum_activity_structure_step extends restore_activity_structure_s
                 $fs->create_file_from_storedfile($newfilerecord, $file);
             }
         }
-
-        // Add post related files, matching by itemname = 'forum_post'
-        $this->add_related_files('mod_forum', 'post', 'forum_post');
-        $this->add_related_files('mod_forum', 'attachment', 'forum_post');
     }
 }