diff --git a/src/Symfony/Component/Validator/Resources/translations/validators.es.xlf b/src/Symfony/Component/Validator/Resources/translations/validators.es.xlf
index 57b07b2b55..2c586ca4a2 100644
--- a/src/Symfony/Component/Validator/Resources/translations/validators.es.xlf
+++ b/src/Symfony/Component/Validator/Resources/translations/validators.es.xlf
@@ -382,6 +382,10 @@
                 <source>Each element of this collection should satisfy its own set of constraints.</source>
                 <target>Cada elemento de esta colección debería satisfacer su propio conjunto de restricciones.</target>
             </trans-unit>
+            <trans-unit id="99">
+                <source>This value is not a valid International Securities Identification Number (ISIN).</source>
+                <target>Este valor no es un número de identificación internacional de valores (ISIN) válido.</target>
+            </trans-unit>
         </body>
     </file>
 </xliff>