diff --git a/esphomeyaml-beta/config.json b/esphomeyaml-beta/config.json
index ad681091a4..4b56af3b6e 100644
--- a/esphomeyaml-beta/config.json
+++ b/esphomeyaml-beta/config.json
@@ -17,6 +17,7 @@
   "homeassistant_api": false,
   "host_network": true,
   "boot": "auto",
+  "auto_uart": true,
   "map": [
     "ssl",
     "config:rw"
diff --git a/esphomeyaml-edge/config.json b/esphomeyaml-edge/config.json
index 540e13241f..33d4aed7c5 100644
--- a/esphomeyaml-edge/config.json
+++ b/esphomeyaml-edge/config.json
@@ -18,6 +18,7 @@
   "homeassistant_api": false,
   "host_network": true,
   "boot": "auto",
+  "auto_uart": true,
   "map": [
     "ssl",
     "config:rw"
diff --git a/esphomeyaml/config.json b/esphomeyaml/config.json
index 0275fdf95f..495e7896b2 100644
--- a/esphomeyaml/config.json
+++ b/esphomeyaml/config.json
@@ -17,6 +17,7 @@
   "homeassistant_api": false,
   "host_network": true,
   "boot": "auto",
+  "auto_uart": true,
   "map": [
     "ssl",
     "config:rw"