diff --git a/pkgs/applications/networking/instant-messengers/signal-desktop/default.nix b/pkgs/applications/networking/instant-messengers/signal-desktop/default.nix
index 683b1d7550cb..c545ac79a242 100644
--- a/pkgs/applications/networking/instant-messengers/signal-desktop/default.nix
+++ b/pkgs/applications/networking/instant-messengers/signal-desktop/default.nix
@@ -1,8 +1,8 @@
 { callPackage }: builtins.mapAttrs (pname: attrs: callPackage ./generic.nix (attrs // { inherit pname; })) {
   signal-desktop = {
     dir = "Signal";
-    version = "6.39.1";
-    hash = "sha256-dDbUpxXpQg1SoVyYO33Nczqf+WmWDPNE6cmw792wjGY=";
+    version = "6.40.0";
+    hash = "sha256-vyXHlycPSyEyv938IKzGM6pdERHHerx2CLY/U+WMrH4=";
   };
   signal-desktop-beta = {
     dir = "Signal Beta";