From b562bcf9fe5cc6b28de0352931025a191f84b593 Mon Sep 17 00:00:00 2001
From: Jairo Llopis <jairo@moduon.team>
Date: Mon, 1 Jun 2026 20:12:01 +0100
Subject: [PATCH] joplin-desktop: fix WMClass to match icon with open window

In GNOME, when opening Joplin Desktop, the app displays a weird icon, detached from the app icon.

(cherry picked from commit da4a23fcd0cde2e092b94fb5d85577a93cbeea6a)
---
 pkgs/by-name/jo/joplin-desktop/package.nix | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pkgs/by-name/jo/joplin-desktop/package.nix b/pkgs/by-name/jo/joplin-desktop/package.nix
index ce1c3589d199..1e293c35de84 100644
--- a/pkgs/by-name/jo/joplin-desktop/package.nix
+++ b/pkgs/by-name/jo/joplin-desktop/package.nix
@@ -228,7 +228,7 @@ stdenv.mkDerivation (finalAttrs: {
       icon = "joplin";
       comment = "Joplin for Desktop";
       categories = [ "Office" ];
-      startupWMClass = "@joplin/app-desktop";
+      startupWMClass = "joplin-app-desktop";
       mimeTypes = [ "x-scheme-handler/joplin" ];
     })
   ];