diff --git a/pkgs/by-name/sy/sylk/package.nix b/pkgs/by-name/sy/sylk/package.nix
index e124556188fa..2ff7d56aefc2 100644
--- a/pkgs/by-name/sy/sylk/package.nix
+++ b/pkgs/by-name/sy/sylk/package.nix
@@ -2,17 +2,32 @@
   appimageTools,
   fetchurl,
   lib,
+  xorg,
 }:
 
 appimageTools.wrapType2 rec {
   pname = "sylk";
-  version = "3.0.1";
+  version = "3.7.0";
 
   src = fetchurl {
-    url = "http://download.ag-projects.com/Sylk/Sylk-${version}-x86_64.AppImage";
-    hash = "sha256-VgepO7LHFmNKq/H0RFcIkafgtiVGt8K/LdiCO5Dw2s4=";
+    url = "https://download.ag-projects.com/Sylk/Sylk-${version}-x86_64.AppImage";
+    hash = "sha256-3lWWc3aSn+aKM/gX4v2suVbj5sZPKl1r36eQP3a2pNg=";
   };
 
+  extraPkgs = pkgs: [
+    xorg.libxshmfence
+  ];
+
+  appimageContents = appimageTools.extractType2 { inherit pname version src; };
+
+  extraInstallCommands = ''
+    install -Dm444 ${appimageContents}/sylk-electron.desktop -t $out/share/applications/
+    install -Dm444 ${appimageContents}/sylk-electron.png -t $out/share/icons/hicolor/512x512/apps/
+
+    substituteInPlace $out/share/applications/sylk-electron.desktop \
+      --replace-fail 'Exec=AppRun --no-sandbox' 'Exec=${pname}'
+  '';
+
   profile = ''
     export LC_ALL=C.UTF-8
   '';
@@ -21,8 +36,9 @@ appimageTools.wrapType2 rec {
     description = "Desktop client for SylkServer, a multiparty conferencing tool";
     homepage = "https://sylkserver.com/";
     license = lib.licenses.agpl3Plus;
-    mainProgram = "Sylk";
+    mainProgram = "sylk";
     maintainers = with lib.maintainers; [ zimbatm ];
+    teams = with lib.teams; [ ngi ];
     platforms = [
       "i386-linux"
       "x86_64-linux"