diff --git a/pkgs/by-name/li/libsignal-ffi/package.nix b/pkgs/by-name/li/libsignal-ffi/package.nix
index 72ae4fab3fdb..8bc733f32051 100644
--- a/pkgs/by-name/li/libsignal-ffi/package.nix
+++ b/pkgs/by-name/li/libsignal-ffi/package.nix
@@ -21,14 +21,14 @@ rustPlatform.buildRustPackage rec {
   pname = "libsignal-ffi";
   # must match the version used in mautrix-signal
   # see https://github.com/mautrix/signal/issues/401
-  version = "0.76.1";
+  version = "0.78.2";
 
   src = fetchFromGitHub {
     fetchSubmodules = true;
     owner = "signalapp";
     repo = "libsignal";
     tag = "v${version}";
-    hash = "sha256-411+ANwyqqUX11rxCzFvPhjMWviJ0CcQlkAiqNWs32w=";
+    hash = "sha256-4buK92sJZj5yEwFyi55WonF+1LZ5PERZ9wJZdlFjPcg=";
   };
 
   nativeBuildInputs = [
@@ -40,7 +40,7 @@ rustPlatform.buildRustPackage rec {
   env.BORING_BSSL_PATH = "${boringssl-wrapper}";
   env.NIX_LDFLAGS = if stdenv.hostPlatform.isDarwin then "-lc++" else "-lstdc++";
 
-  cargoHash = "sha256-9W7u0fZgU0J03hT6D4BJPpIKn3dwf9yckJiwwNkyqUA=";
+  cargoHash = "sha256-eDerNFw8jtM7qIVh3Y837Iu11yeEpAcxgFVqZJTylEc=";
 
   cargoBuildFlags = [
     "-p"
@@ -51,6 +51,9 @@ rustPlatform.buildRustPackage rec {
     description = "C ABI library which exposes Signal protocol logic";
     homepage = "https://github.com/signalapp/libsignal";
     license = licenses.agpl3Plus;
-    maintainers = with maintainers; [ pentane ];
+    maintainers = with maintainers; [
+      pentane
+      SchweGELBin
+    ];
   };
 }
diff --git a/pkgs/by-name/ma/mautrix-signal/package.nix b/pkgs/by-name/ma/mautrix-signal/package.nix
index a85cd20a2364..f9a10e41c272 100644
--- a/pkgs/by-name/ma/mautrix-signal/package.nix
+++ b/pkgs/by-name/ma/mautrix-signal/package.nix
@@ -19,13 +19,13 @@ let
 in
 buildGoModule rec {
   pname = "mautrix-signal";
-  version = "0.8.5";
+  version = "0.8.6";
 
   src = fetchFromGitHub {
     owner = "mautrix";
     repo = "signal";
     tag = "v${version}";
-    hash = "sha256-koO1eeMZ8wmty6z2zyJlA7zoM6gYmFlxdF8GB2hOxb8=";
+    hash = "sha256-62Z7Lasx0bzCAWLvHN7uCUqkMk6W80PR24mwfJU/n3Q=";
   };
 
   buildInputs =
@@ -41,7 +41,7 @@ buildGoModule rec {
 
   CGO_LDFLAGS = lib.optional withGoolm [ cppStdLib ];
 
-  vendorHash = "sha256-NmIWxc+6Leaqm1W+g2XdbMv4iU7Z7k8/g88U0iw/+98=";
+  vendorHash = "sha256-srvqflqleK2KIgesEZPNhSQh/IFmyTElJ7iUjBEmNq0=";
 
   doCheck = true;
   preCheck = ''
@@ -68,6 +68,7 @@ buildGoModule rec {
     maintainers = with maintainers; [
       pentane
       ma27
+      SchweGELBin
     ];
     mainProgram = "mautrix-signal";
   };