diff --git a/apigee/credito-tarjeta.json b/apigee/credito-tarjeta.json
index 8e609a1..ae22c78 100644
--- a/apigee/credito-tarjeta.json
+++ b/apigee/credito-tarjeta.json
@@ -186,6 +186,9 @@
           },
           "400": {
             "description": "Estado inválido"
+          },
+          "500": {
+            "description": "Error en el servidor"
           }
         },
         "security": [