diff --git a/src/ExamService/ExamService.php b/src/ExamService/ExamService.php
index fce4b99..fe055f9 100644
--- a/src/ExamService/ExamService.php
+++ b/src/ExamService/ExamService.php
@@ -16,6 +16,8 @@ interface ExamService extends
     QuestionCategoryInterface,
     SmartPaperInterface,
     CampusRelationInterface,
-    PaperImportInterface
+    PaperImportInterface,
+    UserPaperInterface,
+    QuestionNoteInterface
 {
 }