diff --git a/connect.sh b/connect.sh
index 530328c..feb5d27 100755
--- a/connect.sh
+++ b/connect.sh
@@ -1,5 +1,9 @@
-#! /bin/bash -x
+#! /bin/bash
 
+if [[ "${-}" =~ "x" ]]; then
+	export INPUT_TRACE=1
+fi
 docker exec -it \
+	-e "INPUT_TRACE=${INPUT_TRACE:-0}" \
 	"$(docker ps --filter "label=name=mptcp-upstream-virtme-docker" -l --format "{{.ID}}")" \
 	/entrypoint.sh connect "${@}"