diff --git a/pkgs/applications/networking/instant-messengers/signal-desktop/signal-desktop.nix b/pkgs/applications/networking/instant-messengers/signal-desktop/signal-desktop.nix
index 58b119605d58..970deb4c8adb 100644
--- a/pkgs/applications/networking/instant-messengers/signal-desktop/signal-desktop.nix
+++ b/pkgs/applications/networking/instant-messengers/signal-desktop/signal-desktop.nix
@@ -2,7 +2,7 @@
 callPackage ./generic.nix {} rec {
   pname = "signal-desktop";
   dir = "Signal";
-  version = "6.42.0";
+  version = "6.42.1";
   url = "https://updates.signal.org/desktop/apt/pool/s/signal-desktop/signal-desktop_${version}_amd64.deb";
-  hash = "sha256-uGsVv/J8eMjPOdUs+8GcYopy9D2g3SUhS09banrA6hY=";
+  hash = "sha256-6X2+kvqijNq2KsWQ9o4+y2ACDfAd6eeNqVqpDOoqZgs=";
 }