diff --git a/pkgs/applications/networking/instant-messengers/ferdi/default.nix b/pkgs/applications/networking/instant-messengers/ferdi/default.nix
index c57b58eea0d8..5d3b251089cf 100644
--- a/pkgs/applications/networking/instant-messengers/ferdi/default.nix
+++ b/pkgs/applications/networking/instant-messengers/ferdi/default.nix
@@ -1,18 +1,33 @@
-{ lib, mkFranzDerivation, fetchurl }:
+{ lib, mkFranzDerivation, fetchurl, xorg, xdg-utils, buildEnv, writeShellScriptBin }:
 
-mkFranzDerivation rec {
+let
+  mkFranzDerivation' = mkFranzDerivation.override {
+    xdg-utils = buildEnv {
+      name = "xdg-utils-for-ferdi";
+      paths = [
+        xdg-utils
+        (lib.hiPrio (writeShellScriptBin "xdg-open" ''
+          unset GDK_BACKEND
+          exec ${xdg-utils}/bin/xdg-open "$@"
+        ''))
+      ];
+    };
+  };
+in
+mkFranzDerivation' rec {
   pname = "ferdi";
   name = "Ferdi";
-  version = "5.6.0-beta.5";
+  version = "5.6.0-beta.6";
   src = fetchurl {
     url = "https://github.com/getferdi/ferdi/releases/download/v${version}/ferdi_${version}_amd64.deb";
-    sha256 = "sha256-fDUzYir53OQ3O4o9eG70sGD+FJ0/4SDNsTfh97WFRnQ=";
+    sha256 = "sha256-Q1HSAEVcaxFyOq7oWqa6AJJpsBKRxbsKb9ydyK/gH/A=";
   };
+  extraBuildInputs = [ xorg.libxshmfence ];
   meta = with lib; {
     description = "Combine your favorite messaging services into one application";
     homepage = "https://getferdi.com/";
     license = licenses.asl20;
-    maintainers = [ maintainers.davidtwco ];
+    maintainers = with maintainers; [ davidtwco ma27 ];
     platforms = [ "x86_64-linux" ];
     hydraPlatforms = [ ];
   };
diff --git a/pkgs/applications/networking/instant-messengers/franz/generic.nix b/pkgs/applications/networking/instant-messengers/franz/generic.nix
index 08afad8b56fa..6fac3657c7cb 100644
--- a/pkgs/applications/networking/instant-messengers/franz/generic.nix
+++ b/pkgs/applications/networking/instant-messengers/franz/generic.nix
@@ -28,7 +28,8 @@
 
 # Helper function for building a derivation for Franz and forks.
 
-{ pname, name, version, src, meta }:
+{ pname, name, version, src, meta, extraBuildInputs ? [] }:
+
 stdenv.mkDerivation rec {
   inherit pname version src meta;
 
@@ -36,7 +37,7 @@ stdenv.mkDerivation rec {
   dontPatchELF = true;
 
   nativeBuildInputs = [ autoPatchelfHook makeWrapper wrapGAppsHook dpkg ];
-  buildInputs = (with xorg; [
+  buildInputs = extraBuildInputs ++ (with xorg; [
     libXi
     libXcursor
     libXdamage