diff --git a/server/helper/validar.js b/server/helper/validar.js
index 097018e..258a7f4 100644
--- a/server/helper/validar.js
+++ b/server/helper/validar.js
@@ -54,6 +54,7 @@ const caracteresEspeciales = (char) => {
     '"',
     "'",
     '_',
+    '%',
     '\n',
   ];