diff --git a/src/db/migration/V20170726_1920__mantis9287.sql b/src/db/migration/V20170726_1920__mantis9287.sql
index 511f14a79..ce042de1c 100644
--- a/src/db/migration/V20170726_1920__mantis9287.sql
+++ b/src/db/migration/V20170726_1920__mantis9287.sql
@@ -10,6 +10,7 @@ declare
     object_exists exception;
     pragma exception_init (object_exists , -01430);
 begin
+    execute immediate 'UPDATE FISCAL_IMPRESSORA SET INDBLOQUEAECF = 0 WHERE INDBLOQUEAECF IS NULL';
 	execute immediate 'ALTER TABLE FISCAL_IMPRESSORA MODIFY (INDBLOQUEAECF DEFAULT 0 NOT NULL)';
 	exception when object_exists then null;
 end;