diff --git a/misc_systemd_units/serial-log@.service b/misc_systemd_units/serial-log@.service
index 5f0c878..41782aa 100644
--- a/misc_systemd_units/serial-log@.service
+++ b/misc_systemd_units/serial-log@.service
@@ -2,8 +2,7 @@
 Description=TTY logger
 
 [Service]
-ExecStartPre=/usr/bin/stty -F /dev/%I 115200 -echo
-ExecStart=-/usr/bin/sh -c "/usr/bin/cat /dev/%I >> /var/log/%I.log 2>&1"
+ExecStart=-/usr/bin/sh -c "/usr/bin/stty -F /dev/%I 115200 -echo && /usr/bin/cat /dev/%I >> /var/log/%I.log 2>&1"
 Type=idle
 Restart=always
 RestartSec=0