diff --git a/mysql-test/t/disabled.def b/mysql-test/t/disabled.def
index e0c55ef56ad..85f9691e443 100644
--- a/mysql-test/t/disabled.def
+++ b/mysql-test/t/disabled.def
@@ -14,6 +14,7 @@ ps_ddl               : Bug#12093 2007-12-14 pending WL#4165 / WL#4166
 csv_alter_table      : Bug#33696 2008-01-21 pcrews no .result file - bug allows NULL columns in CSV tables
 user_limits     : Bug#23921 random failure of user_limits.test
 status               : Bug#32966 main.status fails
+thread_cache_size_func : Bug#36733 main.thread_cache_size_func fails randomly
 binlog_cache_size_basic_32            : Bug #36522: Some tests of system variables have diffs on 64bit platorms
 bulk_insert_buffer_size_basic_32      : Bug #36522: Some tests of system variables have diffs on 64bit platorms
 delayed_insert_limit_basic_32         : Bug #36522: Some tests of system variables have diffs on 64bit platorms