diff --git a/pkgs/by-name/si/signal-desktop/libsignal-node.nix b/pkgs/by-name/si/signal-desktop/libsignal-node.nix
index a1d45fe6a3d0..b5c04be808bf 100644
--- a/pkgs/by-name/si/signal-desktop/libsignal-node.nix
+++ b/pkgs/by-name/si/signal-desktop/libsignal-node.nix
@@ -24,23 +24,23 @@ let
 in
 rustPlatform.buildRustPackage (finalAttrs: {
   pname = "libsignal-node";
-  version = "0.67.4";
+  version = "0.68.0";
 
   src = fetchFromGitHub {
     owner = "signalapp";
     repo = "libsignal";
     tag = "v${finalAttrs.version}";
-    hash = "sha256-s7vTzAOWKvGCkrWcxDcKptsmxvW5VxrF5X9Vfkjj1jA=";
+    hash = "sha256-Bc9wsi+Y6PzNSt4+I8ULMUsrKDFLKaxZ/HqldlYOtoM=";
   };
   useFetchCargoVendor = true;
-  cargoHash = "sha256-wxBbq4WtqzHbdro+tm2hU6JVwTgC2X/Cx9po+ndgECg=";
+  cargoHash = "sha256-NmC/htksyrkaudVq3EuQ5gepmFZNQ7t/FVazfdxg8ds=";
 
   npmRoot = "node";
   npmDeps = fetchNpmDeps {
     name = "${finalAttrs.pname}-npm-deps";
     inherit (finalAttrs) version src;
     sourceRoot = "${finalAttrs.src.name}/${finalAttrs.npmRoot}";
-    hash = "sha256-GJTNuVK1YGDpx89fF6hXXd+/fEqnFMG5FgJUJhp6344=";
+    hash = "sha256-hn7bfULZJTIJVU51Cuvj+9AAudSC/C3wBzkIEzlO3VQ=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/by-name/si/signal-desktop/package.nix b/pkgs/by-name/si/signal-desktop/package.nix
index 2c32b9d68415..8e34eba56767 100644
--- a/pkgs/by-name/si/signal-desktop/package.nix
+++ b/pkgs/by-name/si/signal-desktop/package.nix
@@ -65,13 +65,13 @@ let
     '';
   });
 
-  version = "7.50.0";
+  version = "7.51.0";
 
   src = fetchFromGitHub {
     owner = "signalapp";
     repo = "Signal-Desktop";
     tag = "v${version}";
-    hash = "sha256-APdwETadRIQRJ/Wdxqnr2R5H/7Qqbacpp+SV16jesDw=";
+    hash = "sha256-q857FcZgBGjB7/IKr+oD7wmOCUV8lso6kch4nIYtrCA=";
   };
 
   sticker-creator = stdenv.mkDerivation (finalAttrs: {
@@ -131,15 +131,15 @@ stdenv.mkDerivation (finalAttrs: {
       ;
     hash =
       if withAppleEmojis then
-        "sha256-BcKHVMrD8b9u/5hNtAY5V2vjTVHItob0EG89soFSwa4="
+        "sha256-cWXbymy+AqaqDvK8szRWzFPH9jrMjQ9WEw2lRFcCnz8="
       else
-        "sha256-GdeCIUV0aTwnEV55/RnpESDBrkpcVVa+1XhUmUIgBPU=";
+        "sha256-oTH4wy5RIgrZcMuO/AB/561lvx6JZ4BM9xjjOzl/CA4=";
   };
 
   env = {
     ELECTRON_SKIP_BINARY_DOWNLOAD = "1";
     SIGNAL_ENV = "production";
-    SOURCE_DATE_EPOCH = 1744232207;
+    SOURCE_DATE_EPOCH = 1744907672;
   };
 
   preBuild = ''
diff --git a/pkgs/by-name/si/signal-desktop/ringrtc.nix b/pkgs/by-name/si/signal-desktop/ringrtc.nix
index 399ef7f00e75..011a4988ba2f 100644
--- a/pkgs/by-name/si/signal-desktop/ringrtc.nix
+++ b/pkgs/by-name/si/signal-desktop/ringrtc.nix
@@ -9,16 +9,16 @@
 
 rustPlatform.buildRustPackage (finalAttrs: {
   pname = "ringrtc";
-  version = "2.50.3";
+  version = "2.50.4";
 
   src = fetchFromGitHub {
     owner = "signalapp";
     repo = "ringrtc";
     tag = "v${finalAttrs.version}";
-    hash = "sha256-EuryWZMMTkrDPheVv0wBsH+zL3LylxSSPS+nNnn3cmM=";
+    hash = "sha256-r2HyhrYCCPdV5tFayHyY4R3qjK8ksF56Wq98GuQWmO0=";
   };
   useFetchCargoVendor = true;
-  cargoHash = "sha256-/c+tpTh5X05HLqAHsA/YvWxqy7TSUy49g6OtIQg+rMs=";
+  cargoHash = "sha256-QkEqtv/novbQOcaHKE51ivQjY4mf6Gju4uM7AT7j1P0=";
 
   cargoBuildFlags = [
     "-p"