--- sql/binlog.cc.orig	2021-06-16 10:56:53 UTC
+++ sql/binlog.cc
@@ -10149,8 +10149,8 @@ void MYSQL_BIN_LOG::report_missing_purged_gtids(const 
 
   char* missing_gtids= NULL;
   char* slave_executed_gtids= NULL;
-  gtid_missing.to_string(&missing_gtids, NULL);
-  slave_executed_gtid_set->to_string(&slave_executed_gtids, NULL);
+  gtid_missing.to_string(&missing_gtids, false);
+  slave_executed_gtid_set->to_string(&slave_executed_gtids, false);
 
   /*
      Log the information about the missing purged GTIDs to the error log
@@ -10221,8 +10221,8 @@ void MYSQL_BIN_LOG::report_missing_gtids(const Gtid_se
   Gtid_set gtid_missing(slave_executed_gtid_set->get_sid_map());
   gtid_missing.add_gtid_set(slave_executed_gtid_set);
   gtid_missing.remove_gtid_set(previous_gtid_set);
-  gtid_missing.to_string(&missing_gtids, NULL);
-  slave_executed_gtid_set->to_string(&slave_executed_gtids, NULL);
+  gtid_missing.to_string(&missing_gtids, false);
+  slave_executed_gtid_set->to_string(&slave_executed_gtids, false);
 
   String tmp_uuid;
   uchar name[]= "slave_uuid";