diff --git a/data/controldeck.service b/data/controldeck.service
index 44ef1b9..69b6d6f 100644
--- a/data/controldeck.service
+++ b/data/controldeck.service
@@ -9,7 +9,7 @@ Environment=PYTHONUNBUFFERED=1
 # add a pause to assure /etc/X11/xinit/xinitrc.d/50-systemd-user.sh to run
 # this will add DISPLAY and XAUTHORITY env
 # ExecStartPre=/bin/sleep 5
-ExecStartPre=/bin/sh -c '(while test ! -v DISPLAY -o ! -v XAUTHORITY; do echo "wait for DISPLAY and XAUTHORITY"; sleep 2; done; ech>
+ExecStartPre=/bin/sh -c '(while test ! -v DISPLAY -o ! -v XAUTHORITY; do echo "wait for DISPLAY and XAUTHORITY"; sleep 2; done; echo "DISPLAY and XAUTHORITY found");'
 # allowed time for the start
 TimeoutStartSec=30
 ExecStart=/usr/bin/controldeck -D