diff --git a/pkgs/by-name/si/signal-desktop/package.nix b/pkgs/by-name/si/signal-desktop/package.nix
index 693cef03a7f6..902212c53c44 100644
--- a/pkgs/by-name/si/signal-desktop/package.nix
+++ b/pkgs/by-name/si/signal-desktop/package.nix
@@ -52,13 +52,13 @@ let
     '';
   });
 
-  version = "7.78.0";
+  version = "7.79.0";
 
   src = fetchFromGitHub {
     owner = "signalapp";
     repo = "Signal-Desktop";
     tag = "v${version}";
-    hash = "sha256-pQk1k3ARBMk3YDTPeLNCWG7dCl1TWBn/evgKIEny3k0=";
+    hash = "sha256-2eEUOOmJuS/MYC+M7tkWaxFTulnFUGuKE+eiD2gIIpw=";
   };
 
   sticker-creator = stdenv.mkDerivation (finalAttrs: {
@@ -134,15 +134,15 @@ stdenv.mkDerivation (finalAttrs: {
     fetcherVersion = 1;
     hash =
       if withAppleEmojis then
-        "sha256-qOVwVQRGtxjpfVF+zBqeotYD0JE1n3az9yFclzXrHgs="
+        "sha256-Gx7+/vVjYRM4oBWnUFpxWSLjha2t3nLmaZjjzDlKf+Y="
       else
-        "sha256-Pby9shhDbvXGMY7K1Z+BZXwxY8QVwTYViaEMwZiDggI=";
+        "sha256-YhxoyNTvtmpo/v0ef+T9OMMvwHqC/PGEwY3cUQ+EtPg=";
   };
 
   env = {
     ELECTRON_SKIP_BINARY_DOWNLOAD = "1";
     SIGNAL_ENV = "production";
-    SOURCE_DATE_EPOCH = 1762378649;
+    SOURCE_DATE_EPOCH = 1762988949;
   };
 
   preBuild = ''
diff --git a/pkgs/by-name/si/signal-desktop/ringrtc.nix b/pkgs/by-name/si/signal-desktop/ringrtc.nix
index f6837ba9747e..4a918428b062 100644
--- a/pkgs/by-name/si/signal-desktop/ringrtc.nix
+++ b/pkgs/by-name/si/signal-desktop/ringrtc.nix
@@ -19,16 +19,16 @@ let
 in
 rustPlatform.buildRustPackage (finalAttrs: {
   pname = "ringrtc";
-  version = "2.59.2";
+  version = "2.59.4";
 
   src = fetchFromGitHub {
     owner = "signalapp";
     repo = "ringrtc";
     tag = "v${finalAttrs.version}";
-    hash = "sha256-PpfGjeBSYus4yo6eC1PjRaGRhOOKAg2EgDw3AMEwR1I=";
+    hash = "sha256-Yj2ARjQsEDoempZmX+N4whhyTiLxDPR6Y/qeeku9GOQ=";
   };
 
-  cargoHash = "sha256-ex0/RA5wwSId6Pgi9y62KG42vBs3DxWcGso6Qk9iRlU=";
+  cargoHash = "sha256-b17tO22CtVl4JK0ABD7h+JyyYwLOK1VTKTSKIGim2yQ=";
 
   preConfigure = ''
     # Check for matching webrtc version
diff --git a/pkgs/by-name/si/signal-desktop/webrtc-sources.json b/pkgs/by-name/si/signal-desktop/webrtc-sources.json
index 80abcfd66ea1..4e443fb72ed7 100644
--- a/pkgs/by-name/si/signal-desktop/webrtc-sources.json
+++ b/pkgs/by-name/si/signal-desktop/webrtc-sources.json
@@ -1,10 +1,10 @@
 {
     "src": {
         "args": {
-            "hash": "sha256-mNj4Sw7EROc2Cn4nPSm789h1je7EOjNAg2s6fQ19Dcc=",
+            "hash": "sha256-E4qWqB9rxANygL3UMavjbVNcKdsn6GAv0eawXsrmIQg=",
             "owner": "signalapp",
             "repo": "webrtc",
-            "tag": "7339c"
+            "tag": "7339d"
         },
         "fetcher": "fetchFromGitHub"
     },