diff --git a/icon/a.png b/icon/a.png
index 7801842..f16f3ad 100644
Binary files a/icon/a.png and b/icon/a.png differ
diff --git a/icon/y.png b/icon/y.png
index 8e34500..181e436 100644
Binary files a/icon/y.png and b/icon/y.png differ