diff --git a/mysql-test/t/disabled.def b/mysql-test/t/disabled.def
index 769c9ab1512..913fe8e62ee 100644
--- a/mysql-test/t/disabled.def
+++ b/mysql-test/t/disabled.def
@@ -38,3 +38,4 @@ synchronization          : Bug#24529  	Test 'synchronization' fails on Mac pushb
 plugin                   : Bug#25659 memory leak via "plugins" test
 rpl_ndb_dd_advance	 : Bug#25913 rpl_ndb_dd_advance fails randomly
 ndb_alter_table		 : Bug##25774 ndb_alter_table.test fails in DBUG_ASSERT() on Linux x64
+ndb_single_user          : Bug#27021 Error codes in mysqld in single user mode varies