diff --git a/git_id b/git_id
index 04256f6..0fd77ba 100644
--- a/git_id
+++ b/git_id
@@ -1 +1 @@
-757854f42d83aab44a72eedded3485887798a4fd
+154800e885413bdf90b80b94e2e12f441be79fde
diff --git a/kernel-firmware-platform-20251004.tar.xz b/kernel-firmware-platform-20251004.tar.xz
deleted file mode 100644
index 2d24b72..0000000
--- a/kernel-firmware-platform-20251004.tar.xz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:bd2eb9aa595689cd72c5f80aee67590204f737c617cc220314c20811052350ee
-size 2778684
diff --git a/kernel-firmware-platform-20251228.tar.xz b/kernel-firmware-platform-20251228.tar.xz
new file mode 100644
index 0000000..7421eb7
--- /dev/null
+++ b/kernel-firmware-platform-20251228.tar.xz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:db19701564573412579a02b95f59cae8dde11ce0eeb0b83a71713950c3369dc6
+size 2854104
diff --git a/kernel-firmware-platform.changes b/kernel-firmware-platform.changes
index b343745..cd06b86 100644
--- a/kernel-firmware-platform.changes
+++ b/kernel-firmware-platform.changes
@@ -1,3 +1,10 @@
+-------------------------------------------------------------------
+Wed Dec 31 08:43:59 UTC 2025 - Takashi Iwai <tiwai@suse.com>
+
+- Update to version 20251228 (git commit 154800e88541):
+  * linux-firmware: Update AMD SEV firmware
+  * rcar_gen4_pcie: add firmware for Renesas R-Car Gen4 PCIe controller
+
 -------------------------------------------------------------------
 Wed Dec 17 13:35:23 UTC 2025 - Takashi Iwai <tiwai@suse.com>
 
diff --git a/kernel-firmware-platform.spec b/kernel-firmware-platform.spec
index 8591b6f..ed9a2d1 100644
--- a/kernel-firmware-platform.spec
+++ b/kernel-firmware-platform.spec
@@ -20,17 +20,17 @@
 %define _firmwaredir /lib/firmware
 %endif
 %define __ksyms_path ^%{_firmwaredir}
-%define git_version 757854f42d83aab44a72eedded3485887798a4fd
+%define git_version 154800e885413bdf90b80b94e2e12f441be79fde
 
 Name:           kernel-firmware-platform
-Version:        20251004
+Version:        20251228
 Release:        0
 Summary:        Kernel firmware files for various platform drivers
 License:        GPL-2.0-or-later AND SUSE-Firmware AND GPL-2.0-only AND MPL-1.0 AND GPL-3.0-only AND MIT
 Group:          System/Kernel
 URL:            https://git.kernel.org/cgit/linux/kernel/git/firmware/linux-firmware.git/
 Source0:        %{name}-%{version}.tar.xz
-Source1:        https://github.com/openSUSE/kernel-firmware-tools/archive/refs/tags/20251118.tar.gz#/kernel-firmware-tools-20251118.tar.gz
+Source1:        https://github.com/openSUSE/kernel-firmware-tools/archive/refs/tags/20251231.tar.gz#/kernel-firmware-tools-20251231.tar.gz
 Source2:        %{name}-rpmlintrc
 Source3:        git_id
 Source10:       aliases
diff --git a/kernel-firmware-tools-20251118.tar.gz b/kernel-firmware-tools-20251118.tar.gz
deleted file mode 100644
index 6f03331..0000000
--- a/kernel-firmware-tools-20251118.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:a6ce90c5e41e0f09581bb23509645f011d16d2d2b5243781a65bc3dd517c6c2a
-size 17142
diff --git a/kernel-firmware-tools-20251231.tar.gz b/kernel-firmware-tools-20251231.tar.gz
new file mode 100644
index 0000000..171e9c0
--- /dev/null
+++ b/kernel-firmware-tools-20251231.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:fc3544ed877c2c7301ce38ada2141c088635cea237984b4256c3695e4f90db86
+size 17161