diff --git a/dot_config/picom/picom.conf b/dot_config/picom/picom.conf
index 5b087a9..33a260a 100644
--- a/dot_config/picom/picom.conf
+++ b/dot_config/picom/picom.conf
@@ -48,7 +48,8 @@ shadow-exclude = [
   "class_g = 'Conky'",
   "class_g ?= 'Notify-osd'",
   "class_g = 'Cairo-clock'",
-  "_GTK_FRAME_EXTENTS@:c"
+  "_GTK_FRAME_EXTENTS@:c",
+  "class_g = 'firefox' && argb"
 ];
 
 # Specify a list of conditions of windows that should have no shadow painted over, such as a dock window.