diff --git a/pkgs/applications/networking/instant-messengers/telegram/tdesktop/default.nix b/pkgs/applications/networking/instant-messengers/telegram/tdesktop/default.nix
index eacd5ece8b8..5f5e0f9e9bf 100644
--- a/pkgs/applications/networking/instant-messengers/telegram/tdesktop/default.nix
+++ b/pkgs/applications/networking/instant-messengers/telegram/tdesktop/default.nix
@@ -19,12 +19,12 @@ with lib;
 
 mkDerivation rec {
   pname = "telegram-desktop";
-  version = "2.1.12";
+  version = "2.1.13";
 
   # Telegram-Desktop with submodules
   src = fetchurl {
     url = "https://github.com/telegramdesktop/tdesktop/releases/download/v${version}/tdesktop-${version}-full.tar.gz";
-    sha256 = "1b9kgib9dxjcfnw2zdbqd12ikcswkl35nwy9m47x5jvy3glxg6m8";
+    sha256 = "0mq3f7faxn1hfkhv5n37y5iajjnm38s2in631046m0q7c4w3lrfi";
   };
 
   postPatch = ''