diff --git a/dotfiles/picom.conf b/dotfiles/picom.conf
index d1f6705..c8c8045 100644
--- a/dotfiles/picom.conf
+++ b/dotfiles/picom.conf
@@ -17,6 +17,7 @@ opacity-rule = [
   "100:name = 'zoom_linux_float_video_window'",
   "100:class_g = 'Rofi'",
   "100:class_g = 'mpv'",
+  "100:class_g = 'Xss-dimmer'",
   "100:window_type = 'dock'",
   "100:window_type = 'utility'",
   "85:!focused"