diff --git a/host-wittgenstein.yml b/host-wittgenstein.yml
index 955b425..07539a1 100644
--- a/host-wittgenstein.yml
+++ b/host-wittgenstein.yml
@@ -146,7 +146,7 @@
           TZ: "{{ timezone }}"
           MQTT_BROKER: "platon.n39.eu"
           MQTT_TOPIC_STATUS: "{{ spaceapi_topic_status }}"
-          MQTT_TOPIC_LASTCHANGE:  "{{ spaceapi_topic_lastchange }}"
+          MQTT_TOPIC_LASTCHANGE: "{{ spaceapi_topic_lastchange }}"
       tags:
         - spaceapi