diff --git a/src/java/db/migration/V20160801_1033__mantis7781.sql b/src/java/db/migration/V20160801_1033__mantis7781.sql
index 84ce1a97f..db3ee91b6 100644
--- a/src/java/db/migration/V20160801_1033__mantis7781.sql
+++ b/src/java/db/migration/V20160801_1033__mantis7781.sql
@@ -1,13 +1,17 @@
-ALTER TABLE EMPRESA
-ADD INDGENNUMFOLIOVTAINTIMPOST NUMBER(1,0) DEFAULT 0 NOT NULL;
-
-INSERT INTO FUNCION_SISTEMA VALUES
-  (
-    FUNCION_SISTEMA_SEQ.NEXTVAL,
-    1,
-    'ADM > CATALOGOS >> EMPRESA >> GERA NUMERO BILHETE VENDA INTERNET E IMP. POSTERIOR',
-    'COM.RJCONSULTORES.ADMINISTRACION.GUI.CATALOGO.MENU.EMPRESA.GENERAFOLIOSISTEMAVTAINTIMPPOSTERIOR',
-    1 ,
-    sysdate,
-    1
-  );
\ No newline at end of file
+declare
+    column_exists exception;
+    pragma exception_init (column_exists , -01430);
+begin
+    execute immediate 'ALTER TABLE EMPRESA ADD INDGENNUMFOLIOVTAINTIMPOST NUMBER(1,0) DEFAULT 0 NOT NULL';
+    INSERT INTO FUNCION_SISTEMA VALUES
+  							(
+    							FUNCION_SISTEMA_SEQ.NEXTVAL,
+    							1,
+    							'ADM > CATALOGOS >> EMPRESA >> GERA NUMERO BILHETE VENDA INTERNET E IMP. POSTERIOR',
+    							'COM.RJCONSULTORES.ADMINISTRACION.GUI.CATALOGO.MENU.EMPRESA.GENERAFOLIOSISTEMAVTAINTIMPPOSTERIOR',
+    							1 ,
+    							sysdate,
+    							1
+  							);
+    exception when column_exists then null;
+end;
\ No newline at end of file