diff --git a/Apollo/api/application/config/constants.php b/Apollo/api/application/config/constants.php
index d5b452e4..ce284965 100644
--- a/Apollo/api/application/config/constants.php
+++ b/Apollo/api/application/config/constants.php
@@ -108,6 +108,8 @@ defined('BATCH') OR define('BATCH','T_BatchMaster');
 defined('STUDENTCOURSE') OR define('STUDENTCOURSE','T_Student_CourseDetails');
 defined('STUDENTS') OR define('STUDENTS','T_StudentDetails');
 defined('ANNOUNCEMENT') OR define('ANNOUNCEMENT','T_AnnouncementDetails');
+defined('ACTIVITY') OR define('ACTIVITY','T_ActivityMaster');
+defined('ACTIVITY_STATUS') OR define('ACTIVITY_STATUS','T_Activity_Status');
 
 //end of database table name