diff --git a/ems-core/src/main/java/it/integry/ems/migration/model/Migration_20240520122801.java b/ems-core/src/main/java/it/integry/ems/migration/model/Migration_20240520122801.java
new file mode 100644
index 0000000000..63717b6da7
--- /dev/null
+++ b/ems-core/src/main/java/it/integry/ems/migration/model/Migration_20240520122801.java
@@ -0,0 +1,22 @@
+package it.integry.ems.migration.model;
+
+import it.integry.ems.migration._base.BaseMigration;
+import it.integry.ems.migration._base.MigrationModelInterface;
+
+public class Migration_20240520122801 extends BaseMigration implements MigrationModelInterface {
+
+    @Override
+    public void up() throws Exception {
+        if (isHistoryDB())
+            return;
+
+        executeStatement("update dtb_tipi set flag_calc_peso_intra = 'N';");
+        executeStatement("ALTER TABLE dtb_tipi ALTER COLUMN flag_calc_peso_intra varchar(1) not null;");
+    }
+
+    @Override
+    public void down() throws Exception {
+
+    }
+
+}
\ No newline at end of file