diff --git a/constants.json b/constants.json
index faace27..68bfbe3 100644
--- a/constants.json
+++ b/constants.json
@@ -222,7 +222,6 @@
                 "Miku M",
                 "Miku",
                 "Hatsune",
-                "Hatsune M",
                 "初音ミク"
             ],
             "color": "rgb(0, 255, 255)"