diff --git a/groups/group13_rds b/groups/group13_rds
index 3e44cf2f..e684654b 100644
--- a/groups/group13_rds
+++ b/groups/group13_rds
@@ -15,4 +15,4 @@ GROUP_ID[13]='rds'
 GROUP_NUMBER[13]='13.0'
 GROUP_TITLE[13]='RDS security checks - [rds] ***********************************'
 GROUP_RUN_BY_DEFAULT[13]='N' # run it when execute_all is called
-GROUP_CHECKS[13]='extra78,extra723,extra735,extra739,extra747,extra7113extra7131'
+GROUP_CHECKS[13]='extra78,extra723,extra735,extra739,extra747,extra7113,extra7131'