diff --git a/ems-core/src/main/java/it/integry/ems/migration/model/Migration_20251212130317.java b/ems-core/src/main/java/it/integry/ems/migration/model/Migration_20251212130317.java
index dc94c52d6a..ab0f77265c 100644
--- a/ems-core/src/main/java/it/integry/ems/migration/model/Migration_20251212130317.java
+++ b/ems-core/src/main/java/it/integry/ems/migration/model/Migration_20251212130317.java
@@ -1,15 +1,34 @@
-package it.integry.ems.migration.model;import it.integry.ems.migration._base.BaseMigration;
+package it.integry.ems.migration.model;
+
+import it.integry.ems.migration._base.BaseMigration;
+import it.integry.ems.migration._base.IntegryCustomer;
+import it.integry.ems.migration._base.IntegryCustomerDB;
 import it.integry.ems.migration._base.MigrationModelInterface;
 
-public class Migration_20251212130317 extends BaseMigration implements MigrationModelInterface{
+public class Migration_20251212130317 extends BaseMigration implements MigrationModelInterface {
 
     @Override
-    public void up()throws Exception {
-        if(isHistoryDB())
+    public void up() throws Exception {
+        if (isHistoryDB())
             return;
+
+        if (isCustomer(IntegryCustomer.Auricchio) || isCustomer(IntegryCustomer.Levanplast) || isCustomer(IntegryCustomer.Agricoper) || isCustomerDb(IntegryCustomerDB.Auricchio_Ind05)){
+            executeStatement("delete from mtb_aart_anag\n" +
+                    "from \n" +
+                    "(select mtb_aart_anag.cod_anag,\n" +
+                    "\t\tmtb_aart_anag.cod_mart, \n" +
+                    "\t\tmax(id) as id\n" +
+                    "from (select cod_anag, cod_mart, row_number() over (partition by cod_anag, cod_mart order by cod_anag, cod_mart) as riga \n" +
+                    "\t\tfrom dbo.mtb_aart_anag\t\t\n" +
+                    "\t\t)error inner join mtb_aart_anag on mtb_aart_anag.cod_anag = error.cod_anag and\n" +
+                    "\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\tmtb_aart_anag.cod_mart = error.cod_mart\n" +
+                    "where riga > 1\n" +
+                    "group by mtb_aart_anag.cod_anag,\n" +
+                    "\t\tmtb_aart_anag.cod_mart)rowDelete inner join mtb_aart_anag on rowDelete.id = mtb_aart_anag.id");
+        }
     }
 
     @Override
-    public void down()throws Exception {
+    public void down() throws Exception {
     }
 }
\ No newline at end of file