diff --git a/config.def.h b/config.def.h
index c311aed..1e66421 100644
--- a/config.def.h
+++ b/config.def.h
@@ -37,8 +37,8 @@ static const Rule rules[] = {
 	{ "Pale moon", "DTA",     NULL,       2,            1,           -1 },
 	{ "Pale moon", "Global",  NULL,       2,            1,           -1 },
 	{ "Chromium-browser-chromium", "chromium-browser-chromium", NULL, 1<<5, 0, -1 },
-	{ "TelegramDesktop", "telegram-desktop", "Media viewer", 0, 1,   -1 },
-	{ "TelegramDesktop", "telegram-desktop", NULL, 4,   0,           -1 },
+	{ "TelegramDesktop", "Telegram", "Media viewer", 0, 1,   -1 },
+	{ "TelegramDesktop", "Telegram", NULL, 4,   0,           -1 },
 	{ "keepassxc", "KeePassXC", NULL,     0,            1,           -1 },
 	{ "mpv",      NULL,       NULL,       1<<3,         0,           -1 },
 	{ "floatalsamxr", NULL,   NULL,       0,            1,           -1 },