diff --git a/ems-core/src/main/java/it/integry/ems/migration/model/Migration_20250506123139.java b/ems-core/src/main/java/it/integry/ems/migration/model/Migration_20250506123139.java
new file mode 100644
index 0000000000..124d2ce1b2
--- /dev/null
+++ b/ems-core/src/main/java/it/integry/ems/migration/model/Migration_20250506123139.java
@@ -0,0 +1,25 @@
+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.MigrationModelInterface;
+
+public class Migration_20250506123139 extends BaseMigration implements MigrationModelInterface {
+
+    @Override
+    public void up() throws Exception {
+        if (isHistoryDB())
+            return;
+
+        createSetup("STB_CALT", "SETUP", "NUM_FASCE_ORARIE", "0",
+"obbliga l'utente ad inserire un numero di fasce orarie", false, null, false, false,
+false, false, false, null, false, null);
+
+    }
+
+    @Override
+    public void down() throws Exception {
+
+    }
+
+}
diff --git a/ems-core/src/main/java/it/integry/ems_model/entity/StbCalt.java b/ems-core/src/main/java/it/integry/ems_model/entity/StbCalt.java
index 05f8955409..2c93a30972 100644
--- a/ems-core/src/main/java/it/integry/ems_model/entity/StbCalt.java
+++ b/ems-core/src/main/java/it/integry/ems_model/entity/StbCalt.java
@@ -62,18 +62,6 @@ public class StbCalt extends EntityBase {
         return this;
     }
 
-    @Override
-    protected void updateChilds() throws Exception {
-        insertChilds();
-    }
-
-    @Override
-    protected void insertChilds() throws Exception {
-        for (StbCalrOreGg stbCalrOreGg : getStbCalrOreGg()) {
-            stbCalrOreGg.manageWithParentConnection(connection, stbCalrOreGg.getOperation(), dataCompleting, entityHolder);
-        }
-    }
-
     @Override
     protected void deleteChilds() throws Exception {
         StbCalrOreGg oreGg = new StbCalrOreGg();