diff --git a/mysql-test/suite/innodb/t/table_definition_cache_debug.opt b/mysql-test/suite/innodb/t/table_definition_cache_debug.opt
index 6195e055dc8..6d341857397 100644
--- a/mysql-test/suite/innodb/t/table_definition_cache_debug.opt
+++ b/mysql-test/suite/innodb/t/table_definition_cache_debug.opt
@@ -1 +1 @@
---innodb-open-files=13
+--innodb-open-files=20