1 files changed, 2 insertions, 2 deletions
diff --git a/pkgs/applications/networking/instant-messengers/telegram/tdesktop/default.nix b/pkgs/applications/networking/instant-messengers/telegram/tdesktop/default.nix
index b5994d03bc68..6953b3bc6e8e 100644
--- a/pkgs/applications/networking/instant-messengers/telegram/tdesktop/default.nix
+++ b/pkgs/applications/networking/instant-messengers/telegram/tdesktop/default.nix
@@ -13,8 +13,8 @@ let
 in {
   stable = mkTelegram stableVersion;
   preview = mkTelegram (stableVersion // {
-    version = "1.4.7";
-    sha256Hash = "00kjirikywdbigm4zdnm50s3wxfn9bw1yx13xz4k4ppz6amq9nrp";
+    version = "1.4.8";
+    sha256Hash = "0jn7nyvx5kmva418hi1x1awbycmhgk82gazx49kmdxspdd4nsrgj";
     stable = false;
   });
 }