diff --git a/apps/px4io/mixer.c b/apps/px4io/mixer.c
index 135d97bb34..56fc3ab380 100644
--- a/apps/px4io/mixer.c
+++ b/apps/px4io/mixer.c
@@ -84,6 +84,9 @@ mixer_tick(void)
 	int i;
 	bool should_arm;
 
+	// XXX for now
+	system_state.mixer_manual_override = false;
+
 	/*
 	 * Decide which set of inputs we're using.
 	 */