diff --git a/wireguard/check_routes.sh b/wireguard/check_routes.sh
index 46daa4f..e998d2b 100644
--- a/wireguard/check_routes.sh
+++ b/wireguard/check_routes.sh
@@ -56,6 +56,9 @@ do
     up=false
    elif [ "$handshake" == "0" ]; then
     up=false
+   elif [ "$bytes_recv" == "0" ]; then
+    # A peer we have never received data from is not available
+    up=false
    else
     delta="$((current_time - handshake))"
     if [ $delta -gt $TIMEOUT ]; then