From 36a3f9601177d1dc5ec05235e860a0166e10091d Mon Sep 17 00:00:00 2001
From: Otto Winter <otto@otto-winter.com>
Date: Mon, 11 Jun 2018 15:21:38 +0200
Subject: [PATCH] Fix RF receiver dumpers

---
 esphomeyaml/components/remote_receiver.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/esphomeyaml/components/remote_receiver.py b/esphomeyaml/components/remote_receiver.py
index 081b5d38e4..574d8d02d0 100644
--- a/esphomeyaml/components/remote_receiver.py
+++ b/esphomeyaml/components/remote_receiver.py
@@ -21,7 +21,8 @@ DUMPERS = {
 CONFIG_SCHEMA = vol.All(cv.ensure_list, [vol.Schema({
     cv.GenerateID(): cv.declare_variable_id(RemoteReceiverComponent),
     vol.Required(CONF_PIN): pins.gpio_input_pin_schema,
-    vol.Optional(CONF_DUMP, default=[]): vol.All(vol.Lower, cv.one_of(*DUMPERS)),
+    vol.Optional(CONF_DUMP, default=[]): vol.All(cv.ensure_list,
+                                                 [vol.All(vol.Lower, cv.one_of(*DUMPERS))]),
     vol.Optional(CONF_TOLERANCE): vol.All(cv.percentage_int, vol.Range(min=0)),
     vol.Optional(CONF_BUFFER_SIZE): cv.validate_bytes,
     vol.Optional(CONF_FILTER): cv.positive_time_period_microseconds,