diff --git a/src/apprt/gtk/Surface.zig b/src/apprt/gtk/Surface.zig
index 59b78c29a..a468bd48d 100644
--- a/src/apprt/gtk/Surface.zig
+++ b/src/apprt/gtk/Surface.zig
@@ -2358,13 +2358,6 @@ pub fn defaultTermioEnv(self: *Surface) !std.process.EnvMap {
         try window.winproto.addSubprocessEnv(&env);
     }
 
-    class: {
-        const gio_app = self.app.app.as(gio.Application);
-        const class = std.mem.span(gio_app.getApplicationId() orelse break :class);
-
-        try env.put("GHOSTTY_CLASS", class);
-    }
-
     return env;
 }