diff --git a/groundstation/rtl-tcp.service b/groundstation/rtl_tcp.service
similarity index 71%
rename from groundstation/rtl-tcp.service
rename to groundstation/rtl_tcp.service
index 13e547fe..b08f651a 100644
--- a/groundstation/rtl-tcp.service
+++ b/groundstation/rtl_tcp.service
@@ -2,7 +2,7 @@
 Description=RTL-TCP
 
 [Service]
-ExecStart=/usr/local/bin/rtl_tcp -a $(hostname -I|cut -f1 -d " ")
+ExecStart=/bin/sh -c ‘/usr/local/bin/rtl_tcp -a $(hostname -I)’
 WorkingDirectory=/home/pi
 StandardOutput=inherit
 StandardError=inherit