diff --git a/src/bin/pg_dump/dump_babel_utils.c b/src/bin/pg_dump/dump_babel_utils.c
index 207569a8874..fc03489962e 100644
--- a/src/bin/pg_dump/dump_babel_utils.c
+++ b/src/bin/pg_dump/dump_babel_utils.c
@@ -53,9 +53,9 @@ typedef enum {
 static babelfish_status bbf_status = NONE;
 
 static char *default_bbf_db_principals =
-			"('master_dbo', 'master_db_owner', 'master_guest', 'master_db_accessadmin', "
-			"'msdb_dbo', 'msdb_db_owner', 'msdb_guest', 'msdb_db_accessadmin', "
-			"'tempdb_dbo', 'tempdb_db_owner', 'tempdb_guest', 'tempdb_db_accessadmin') ";
+			"('master_dbo', 'master_db_owner', 'master_guest', 'master_db_accessadmin', 'master_db_datareader', 'master_db_datawriter', "
+			"'msdb_dbo', 'msdb_db_owner', 'msdb_guest', 'msdb_db_accessadmin', 'msdb_db_datareader', 'msdb_db_datawriter', "
+			"'tempdb_dbo', 'tempdb_db_owner', 'tempdb_guest', 'tempdb_db_accessadmin', 'tempdb_db_datareader', 'tempdb_db_datawriter') ";
 
 
 
diff --git a/src/bin/pg_dump/dumpall_babel_utils.c b/src/bin/pg_dump/dumpall_babel_utils.c
index bbec120b41c..c0b73383507 100644
--- a/src/bin/pg_dump/dumpall_babel_utils.c
+++ b/src/bin/pg_dump/dumpall_babel_utils.c
@@ -35,11 +35,10 @@ typedef enum {
 
 static babelfish_status bbf_status = NONE;
 
-static char default_bbf_roles[] = "('sysadmin', 'bbf_role_admin', "
-								  "'securityadmin', 'dbcreator', "
-								  "'master_dbo', 'master_db_owner', 'master_guest', 'master_db_accessadmin', "
-								  "'msdb_dbo', 'msdb_db_owner', 'msdb_guest', 'msdb_db_accessadmin', "
-								  "'tempdb_dbo', 'tempdb_db_owner', 'tempdb_guest', 'tempdb_db_accessadmin')";
+static char default_bbf_roles[] = "('sysadmin', 'bbf_role_admin', 'securityadmin', 'dbcreator', "
+								  "'master_dbo', 'master_db_owner', 'master_guest', 'master_db_accessadmin', 'master_db_datareader', 'master_db_datawriter', "
+								  "'msdb_dbo', 'msdb_db_owner', 'msdb_guest', 'msdb_db_accessadmin', 'msdb_db_datareader', 'msdb_db_datawriter', "
+								  "'tempdb_dbo', 'tempdb_db_owner', 'tempdb_guest', 'tempdb_db_accessadmin', 'tempdb_db_datareader', 'tempdb_db_datawriter')";
 
 /*
  * Run a query, return the results, exit program on failure.