diff --git a/config.yaml.example b/config.yaml.example
index 148684c..2a16224 100644
--- a/config.yaml.example
+++ b/config.yaml.example
@@ -1,4 +1,4 @@
-digitalstrom_host: 192.168.1.X
-digitalstrom_api_key: XXX
-mqtt_url: tcp://192.168.1.X:1883
-refresh_at_start: false
+DIGITALSTROM_HOST: 192.168.1.X
+DIGITALSTROM_API_KEY: XXX
+MQTT_URL: tcp://192.168.1.X:1883
+REFRESH_AT_START: true
diff --git a/migration_v1_v2.md b/migration_v1_v2.md
index fafa50f..08e2f2c 100644
--- a/migration_v1_v2.md
+++ b/migration_v1_v2.md
@@ -30,10 +30,14 @@ Power and energy consumption are now updated every 10 seconds instead of 30 seco
 
 Scenes event are not propagated anymore, so this was removed from the MQTT interface.
 
+Alternatively, if you want to interact with scene you can try to play with outputs. For instance, you can set an output
+to 99% instead of 100%, this way you could induce that a scene was called based on the output value of a device.
+
 ## Buttons
 
 Buttons were kind of a hack in the previous version. Since scenes are not exposed anyway it's not possible to redo this
-hack and expose button presses anymore. This was also removed
+hack and expose button presses anymore. This was also removed. Alternatively you can use the same trick as for scene if
+you absolutely want to use buttons.
 
 ## Devices