diff --git a/mission/devices/StarTrackerHandler.cpp b/mission/devices/StarTrackerHandler.cpp
index 59eab3de..974b3ff3 100644
--- a/mission/devices/StarTrackerHandler.cpp
+++ b/mission/devices/StarTrackerHandler.cpp
@@ -28,7 +28,7 @@ void StarTrackerHandler::doStartUp() {
 #else
     setMode(_MODE_TO_ON);
 #endif
-
+    setMode(_MODE_POWER_DOWN);
 }
 
 void StarTrackerHandler::doShutDown() {