diff --git a/Telegram/Resources/langs/lang.strings b/Telegram/Resources/langs/lang.strings
index 747e08debd..f5e5743fe8 100644
--- a/Telegram/Resources/langs/lang.strings
+++ b/Telegram/Resources/langs/lang.strings
@@ -410,6 +410,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_theme_reverting#other" = "Reverting to the old theme in {count} seconds.";
 "lng_theme_keep_changes" = "Keep changes";
 "lng_theme_revert" = "Revert";
+"lng_theme_no_desktop_version" = "Sorry, this theme doesn't include a version for Telegram Desktop.\n\n(Also, Telegram Desktop doesn't support cloud themes yet.)";
 "lng_background_header" = "Background preview";
 "lng_background_text1" = "Ah, you kids today with techno music! You should enjoy the classics, like Hasselhoff!";
 "lng_background_text2" = "I can't even take you seriously right now.";
diff --git a/Telegram/SourceFiles/core/local_url_handlers.cpp b/Telegram/SourceFiles/core/local_url_handlers.cpp
index e18c13473a..860ac93c67 100644
--- a/Telegram/SourceFiles/core/local_url_handlers.cpp
+++ b/Telegram/SourceFiles/core/local_url_handlers.cpp
@@ -78,6 +78,18 @@ bool ShowStickerSet(
 	return true;
 }
 
+bool ShowTheme(
+		Main::Session *session,
+		const Match &match,
+		const QVariant &context) {
+	if (!session) {
+		return false;
+	}
+	Core::App().hideMediaView();
+	Ui::show(Box<InformBox>(tr::lng_theme_no_desktop_version(tr::now)));
+	return true;
+}
+
 bool SetLanguage(
 		Main::Session *session,
 		const Match &match,
@@ -353,6 +365,10 @@ const std::vector<LocalUrlHandler> &LocalUrlHandlers() {
 			qsl("^addstickers/?\\?set=([a-zA-Z0-9\\.\\_]+)(&|$)"),
 			ShowStickerSet
 		},
+		{
+			qsl("^addtheme/?\\?slug=([a-zA-Z0-9\\.\\_]+)(&|$)"),
+			ShowTheme
+		},
 		{
 			qsl("^setlanguage/?\\?lang=([a-zA-Z0-9\\.\\_\\-]+)(&|$)"),
 			SetLanguage
@@ -415,6 +431,8 @@ QString TryConvertUrlToLocal(QString url) {
 			return qsl("tg://join?invite=") + url_encode(joinChatMatch->captured(1));
 		} else if (auto stickerSetMatch = regex_match(qsl("^addstickers/([a-zA-Z0-9\\.\\_]+)(\\?|$)"), query, matchOptions)) {
 			return qsl("tg://addstickers?set=") + url_encode(stickerSetMatch->captured(1));
+		} else if (auto themeMatch = regex_match(qsl("^addtheme/([a-zA-Z0-9\\.\\_]+)(\\?|$)"), query, matchOptions)) {
+			return qsl("tg://addtheme?slug=") + url_encode(themeMatch->captured(1));
 		} else if (auto languageMatch = regex_match(qsl("^setlanguage/([a-zA-Z0-9\\.\\_\\-]+)(\\?|$)"), query, matchOptions)) {
 			return qsl("tg://setlanguage?lang=") + url_encode(languageMatch->captured(1));
 		} else if (auto shareUrlMatch = regex_match(qsl("^share/url/?\\?(.+)$"), query, matchOptions)) {