diff --git a/static/img/ch340.png b/static/img/ch340.png
index e0c8371..a27ec5e 100644
Binary files a/static/img/ch340.png and b/static/img/ch340.png differ
diff --git a/static/img/hitool-ttl-line.png b/static/img/hitool-ttl-line.png
index 4e1a857..72f7d90 100644
Binary files a/static/img/hitool-ttl-line.png and b/static/img/hitool-ttl-line.png differ