diff --git a/src/db/migration/V20201125_1432__mantis21087.sql b/src/db/migration/V20201125_1432__mantis21087.sql
new file mode 100644
index 000000000..b44d7cb1b
--- /dev/null
+++ b/src/db/migration/V20201125_1432__mantis21087.sql
@@ -0,0 +1,11 @@
+declare
+    object_exists exception;
+    except_00957  exception;
+    pragma exception_init (object_exists , -01430);
+    pragma exception_init (except_00957 , -00957);
+begin
+   execute immediate 'ALTER TABLE ESTACION_SITEF MODIFY NUMEMPRESA VARCHAR2(30)'; 
+   exception 
+       when object_exists then null;
+       when except_00957 then null;
+end;
\ No newline at end of file
diff --git a/src/db/postgresql/migration/V20201125_1432__mantis21087.sql b/src/db/postgresql/migration/V20201125_1432__mantis21087.sql
new file mode 100644
index 000000000..1cd402c19
--- /dev/null
+++ b/src/db/postgresql/migration/V20201125_1432__mantis21087.sql
@@ -0,0 +1,6 @@
+DO $$
+BEGIN
+  ALTER TABLE ESTACION_SITEF MODIFY NUMEMPRESA VARCHAR2(30 BYTE);
+  EXCEPTION WHEN duplicate_column THEN NULL;
+END
+$$;
\ No newline at end of file