diff --git a/examples/autopilot.jl b/examples/autopilot.jl
index b229ed2f..590977b5 100644
--- a/examples/autopilot.jl
+++ b/examples/autopilot.jl
@@ -144,6 +144,7 @@ end
 
 on_stop(ssc)
 clear!(kps4)
+KiteViewers.running[]=false
 on(viewer.btn_PLAY.clicks) do c
     viewer.stop = ! KiteViewers.running[]
 end