diff --git a/mysql-test/columnstore/basic/disabled.def b/mysql-test/columnstore/basic/disabled.def
index 5b647b179..ab1903bf2 100644
--- a/mysql-test/columnstore/basic/disabled.def
+++ b/mysql-test/columnstore/basic/disabled.def
@@ -1,4 +1,5 @@
 mcs80_set_operations : BUG#MCOL-4273 2020-08-27 susil.behera@mariadb.com
+mcs82_update_join: unstable MCOL-6201 2025-10-06 roman.nozdrin@mariadb.com
 mcs211_idbExtentId_function : 2021-07-12 david.halla@mariadb.com
 mcs212_idbExtentMax_function : 2020-11-30 bharath.bokka@mariadb.com
 mcs213_idbExtentMin_function : 2020-11-30 bharath.bokka@mariadb.com