diff --git a/srcpkgs/rpi-firmware/files/config.txt b/srcpkgs/rpi-firmware/files/config.txt
index a5b8eb245bb..ea6233326d6 100755
--- a/srcpkgs/rpi-firmware/files/config.txt
+++ b/srcpkgs/rpi-firmware/files/config.txt
@@ -81,3 +81,6 @@
 
 ## with fake kms
 #dtoverlay=vc4-fkms-v3d
+
+## Enable the BCM2835 audio driver
+#dtparam=audio=on
diff --git a/srcpkgs/rpi-firmware/template b/srcpkgs/rpi-firmware/template
index c2f3162980d..6a328307ff8 100644
--- a/srcpkgs/rpi-firmware/template
+++ b/srcpkgs/rpi-firmware/template
@@ -4,7 +4,7 @@ _gitshort="${_githash:0:7}"
 
 pkgname=rpi-firmware
 version=20201123
-revision=3
+revision=4
 archs="armv6l* armv7l* aarch64*"
 wrksrc="firmware-${_githash}"
 provides="linux-firmware-broadcom-${version}_${revision}"