diff --git a/pkgs/applications/networking/instant-messengers/telegram/telegram-desktop/default.nix b/pkgs/applications/networking/instant-messengers/telegram/telegram-desktop/default.nix
index d7cf9a2d2c1e..7ec8d5686c3c 100644
--- a/pkgs/applications/networking/instant-messengers/telegram/telegram-desktop/default.nix
+++ b/pkgs/applications/networking/instant-messengers/telegram/telegram-desktop/default.nix
@@ -80,14 +80,14 @@ let
 in
 stdenv.mkDerivation rec {
   pname = "telegram-desktop";
-  version = "4.12.2";
+  version = "4.13.1";
 
   src = fetchFromGitHub {
     owner = "telegramdesktop";
     repo = "tdesktop";
     rev = "v${version}";
     fetchSubmodules = true;
-    hash = "sha256-jIOJ7iFF2SMZOBTVzc0ECEZrkXPY060jk3fxt7kIWSg=";
+    hash = "sha256-WhctvEmOGOxkVQUC84BcC4Td5GUEpY7dOG5La6lTv8E=";
   };
 
   patches = [
diff --git a/pkgs/applications/networking/instant-messengers/telegram/telegram-desktop/tg_owt.nix b/pkgs/applications/networking/instant-messengers/telegram/telegram-desktop/tg_owt.nix
index 1964925924cd..b9059e17bc26 100644
--- a/pkgs/applications/networking/instant-messengers/telegram/telegram-desktop/tg_owt.nix
+++ b/pkgs/applications/networking/instant-messengers/telegram/telegram-desktop/tg_owt.nix
@@ -9,13 +9,13 @@
 
 stdenv.mkDerivation {
   pname = "tg_owt";
-  version = "unstable-2023-11-17";
+  version = "unstable-2023-12-21";
 
   src = fetchFromGitHub {
     owner = "desktop-app";
     repo = "tg_owt";
-    rev = "76a3513d7f25d6623d92463fbe6470d9001b66a8";
-    sha256 = "sha256-nubFELIHxn9yQiFGDqcYtVN9rjXizzkiV07ypWY9v48=";
+    rev = "afd9d5d31798d3eacf9ed6c30601e91d0f1e4d60";
+    sha256 = "sha256-/1cghoxmm+6uFEUgCjh1Xhb0CTnd1XAq1M21FruDRek=";
     fetchSubmodules = true;
   };