diff --git a/config/alfresco/dbscripts/upgrade/4.2/org.hibernate.dialect.Dialect/restructure-idx_alf_nprop_s-MSSQL.sql b/config/alfresco/dbscripts/upgrade/4.2/org.hibernate.dialect.Dialect/restructure-idx_alf_nprop_s-MSSQL.sql
new file mode 100644
index 0000000000..d57c4c7096
--- /dev/null
+++ b/config/alfresco/dbscripts/upgrade/4.2/org.hibernate.dialect.Dialect/restructure-idx_alf_nprop_s-MSSQL.sql
@@ -0,0 +1,24 @@
+--
+-- Title:      Define string_value column as nonkey in IDX_ALF_NPROP_S index.
+-- Database:   Generic
+-- Since:      V4.2 Schema 6052
+-- Author:     Viachaslau Tsikhanovich
+--
+-- Please contact support@alfresco.com if you need assistance with the upgrade.
+--
+-- MNT-9764 : SQL Server: MDQ index does not handle large string values
+
+-- Patch is applied only for MS SQL Server, see MNT-9764
+
+--
+-- Record script finish
+--
+
+DELETE FROM alf_applied_patch WHERE id = 'patch.db-V4.2-restructure-idx_alf_nprop_s-MSSQL';
+INSERT INTO alf_applied_patch
+  (id, description, fixes_from_schema, fixes_to_schema, applied_to_schema, target_schema, applied_on_date, applied_to_server, was_executed, succeeded, report)
+  VALUES
+  (
+    'patch.db-V4.2-restructure-idx_alf_nprop_s-MSSQL', 'Defines string_value column as nonkey in IDX_ALF_NPROP_S index',
+    0, 6051, -1, 6052, null, 'UNKNOWN', ${TRUE}, ${TRUE}, 'Script completed'
+  );
\ No newline at end of file