diff --git a/Telegram/SourceFiles/core/mime_type.cpp b/Telegram/SourceFiles/core/mime_type.cpp
index 985416465b..24e434ca47 100644
--- a/Telegram/SourceFiles/core/mime_type.cpp
+++ b/Telegram/SourceFiles/core/mime_type.cpp
@@ -55,7 +55,8 @@ MimeType MimeTypeForName(const QString &mime) {
 		return MimeType(MimeType::Known::WebP);
 	} else if (mime == qstr("application/x-tgsticker")) {
 		return MimeType(MimeType::Known::Tgs);
-	} else if (mime == qstr("application/x-tdesktop-theme")) {
+	} else if (mime == qstr("application/x-tdesktop-theme")
+		|| mime == qstr("application/x-tgtheme-tdesktop")) {
 		return MimeType(MimeType::Known::TDesktopTheme);
 	} else if (mime == qstr("application/x-tdesktop-palette")) {
 		return MimeType(MimeType::Known::TDesktopPalette);