diff --git a/provingground/firmware/moblab_tunnel.sh b/provingground/firmware/moblab_tunnel.sh
index e0fd059..d4d47a5 100755
--- a/provingground/firmware/moblab_tunnel.sh
+++ b/provingground/firmware/moblab_tunnel.sh
@@ -109,7 +109,7 @@
       set -- $mobs
       m=$1
       echo Connecting to $m with IP ${MOBLABS[$m]}
-      ssh root@${MOBLABS[$m]}
+      ssh moblab@${MOBLABS[$m]}
     fi
   else
     usage