diff --git a/src/java/com/rjconsultores/ventaboletos/web/gui/controladores/tarifas/CambioVigenciaController.java b/src/java/com/rjconsultores/ventaboletos/web/gui/controladores/tarifas/CambioVigenciaController.java
index 211a64191..77b5150d4 100644
--- a/src/java/com/rjconsultores/ventaboletos/web/gui/controladores/tarifas/CambioVigenciaController.java
+++ b/src/java/com/rjconsultores/ventaboletos/web/gui/controladores/tarifas/CambioVigenciaController.java
@@ -96,7 +96,7 @@ public class CambioVigenciaController extends MyGenericForwardComposer {
 	@Override
 	public void doAfterCompose(Component comp) throws Exception {
 		lsVigenciaTarifa = vigenciaTarifaService.obtenerTodos();
-		lsEmpresa = empresaService.obtenerTodos();
+		lsEmpresa = empresaService.obtenerTodosIncluindoEmpresaTodas();
 
 		super.doAfterCompose(comp);
 	}
diff --git a/src/java/db/migration/V20160801_1732__dropTarifaUnica.sql b/src/java/db/migration/V20160801_1732__dropTarifaUnica.sql
new file mode 100644
index 000000000..a1f0b2f3c
--- /dev/null
+++ b/src/java/db/migration/V20160801_1732__dropTarifaUnica.sql
@@ -0,0 +1,28 @@
+--drop constraint se existe
+DECLARE
+itemExists NUMBER;
+BEGIN
+     itemExists := 0;
+
+SELECT COUNT(CONSTRAINT_NAME) INTO itemExists 
+FROM ALL_CONSTRAINTS
+WHERE UPPER(CONSTRAINT_NAME) = UPPER('TARIFA_UNICA');
+
+IF itemExists > 0 THEN
+EXECUTE IMMEDIATE 'ALTER TABLE TARIFA DROP CONSTRAINT TARIFA_UNICA';
+END IF;
+
+END;
+
+-- drop index se existe
+DECLARE
+  COUNT_INDEXES INTEGER;
+BEGIN
+  SELECT COUNT(*) INTO COUNT_INDEXES
+    FROM USER_INDEXES
+    WHERE INDEX_NAME = '"VTABOL"."TARIFA_UNICA"';
+
+  IF COUNT_INDEXES > 0 THEN
+    EXECUTE IMMEDIATE 'DROP INDEX "VTABOL"."TARIFA_UNICA"';
+  END IF;
+END;
\ No newline at end of file