diff --git a/data/update/mysql/dbupdate-6.5.0-to-6.6.0.sql b/data/update/mysql/dbupdate-6.5.0-to-6.6.0.sql
index 817e133fe13..e44985e5d25 100644
--- a/data/update/mysql/dbupdate-6.5.0-to-6.6.0.sql
+++ b/data/update/mysql/dbupdate-6.5.0-to-6.6.0.sql
@@ -1,3 +1,8 @@
 SET default_storage_engine=InnoDB;
 -- Set storage engine schema version number
 UPDATE ezsite_data SET value='6.6.0' WHERE name='ezpublish-version';
+
+--
+-- EZP-26397: marked User.user_account as not searchable
+--
+UPDATE ezcontentclass_attribute SET is_searchable = 0 WHERE data_type_string = 'ezuser';
diff --git a/data/update/postgres/dbupdate-6.5.0-to-6.6.0.sql b/data/update/postgres/dbupdate-6.5.0-to-6.6.0.sql
index 9a43fc70d34..cea9d525fa7 100644
--- a/data/update/postgres/dbupdate-6.5.0-to-6.6.0.sql
+++ b/data/update/postgres/dbupdate-6.5.0-to-6.6.0.sql
@@ -1,2 +1,7 @@
 -- Set storage engine schema version number
 UPDATE ezsite_data SET value='6.6.0' WHERE name='ezpublish-version';
+
+--
+-- EZP-26397: marked User.user_account as not searchable
+--
+UPDATE ezcontentclass_attribute SET is_searchable = 0 WHERE data_type_string = 'ezuser';