diff --git a/get-from-git.sh b/get-from-git.sh
index 505ac1f..f7a3efc 100644
--- a/get-from-git.sh
+++ b/get-from-git.sh
@@ -1,6 +1,6 @@
 #!/bin/bash
 
-LINUX_BRANCH=rpi-6.3.y
+LINUX_BRANCH=rpi-6.6.y
 
 # this is a huge hunk of stuff, so reuse the local repo if possible
 if [ -d linux/.git ]; then
diff --git a/pre_checkin.sh b/pre_checkin.sh
index 6417148..9961b1a 100644
--- a/pre_checkin.sh
+++ b/pre_checkin.sh
@@ -1,3 +1,3 @@
 #!/bin/bash
 
-osc service localrun format_spec_file
+osc service run format_spec_file
diff --git a/raspberrypi-firmware-dt-2023.05.02.tar.xz b/raspberrypi-firmware-dt-2023.05.02.tar.xz
deleted file mode 100644
index 13f027f..0000000
--- a/raspberrypi-firmware-dt-2023.05.02.tar.xz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:917ab211950aae241df43958936f394ae2eb0d42e201453aa5d56cf260f9d957
-size 8154048
diff --git a/raspberrypi-firmware-dt-2023.11.21.tar.xz b/raspberrypi-firmware-dt-2023.11.21.tar.xz
new file mode 100644
index 0000000..1a5e3ec
--- /dev/null
+++ b/raspberrypi-firmware-dt-2023.11.21.tar.xz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:3cc886e497226131ada8520ec867eaa0ee447013d30548c502268aaa9759bd5b
+size 8349484
diff --git a/raspberrypi-firmware-dt.changes b/raspberrypi-firmware-dt.changes
index 5cd8b61..52a6a91 100644
--- a/raspberrypi-firmware-dt.changes
+++ b/raspberrypi-firmware-dt.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Thu Nov 23 11:23:22 UTC 2023 - Guillaume GARDET <guillaume.gardet@opensuse.org>
+
+- Update to 77f41f30fe (2023-11-21):
+  * switch to 6.6 branch
+
 -------------------------------------------------------------------
 Tue Jul 18 11:25:24 UTC 2023 - Ivan Ivanov <ivan.ivanov@suse.com>
 
diff --git a/raspberrypi-firmware-dt.spec b/raspberrypi-firmware-dt.spec
index 5382e7d..02b84be 100644
--- a/raspberrypi-firmware-dt.spec
+++ b/raspberrypi-firmware-dt.spec
@@ -17,7 +17,7 @@
 
 
 Name:           raspberrypi-firmware-dt
-Version:        2023.05.02
+Version:        2023.11.21
 Release:        0
 Summary:        Device trees for the Raspberry Pi firmware loader
 License:        GPL-2.0-only