diff --git a/changelog/bugfixes/2026-03-03-pxe-oem.md b/changelog/bugfixes/2026-03-03-pxe-oem.md
new file mode 100644
index 0000000000..3f0353bc12
--- /dev/null
+++ b/changelog/bugfixes/2026-03-03-pxe-oem.md
@@ -0,0 +1 @@
+- Restored the ability to customize PXE images with OEM data. This was broken since moving to the minimal initrd. ([Flatcar#2023](https://github.com/flatcar/Flatcar/issues/2023))
diff --git a/sdk_container/src/third_party/coreos-overlay/sys-kernel/bootengine/Manifest b/sdk_container/src/third_party/coreos-overlay/sys-kernel/bootengine/Manifest
index 611db5b5f8..9635294d52 100644
--- a/sdk_container/src/third_party/coreos-overlay/sys-kernel/bootengine/Manifest
+++ b/sdk_container/src/third_party/coreos-overlay/sys-kernel/bootengine/Manifest
@@ -1 +1 @@
-DIST bootengine-7d9895ce55617b18a78294975197975ac17b5bc3.tar.gz 36752 BLAKE2B 88c0478fd368203f3184f3e98ef8b277b725b6a7da6f39198c8366e71cb587705eb3859ccd92f701b4f7da4ed9571d645ddebc32293671477fed524fe31429e7 SHA512 6f8551e9b9fac5cedd8ee9fcb6d958092032b636f64c9d15f954a64c76ad9cbd8648bbb480bc92a6e98f7503d26f49e6c47989537cb1bdfb35d21eb2859e7923
+DIST bootengine-ad278c3d870540715e5f4768163c87307a221856.tar.gz 36629 BLAKE2B 5d27ef914cb7ed5d2a8f3d8e5444178704ee1ebf79b11fafacac4dbcbd99bfd6f865bd2a65b6f858de9a727f0f2326e969fd24c83959ab4cd7d06b4d064b5823 SHA512 f73ce2c87392b72975eb7e3eedde8e9ff6b8f9fc3fab496543d267c1c0cb985500e2e20b8536ad48dcf0b0fd10d68517d4b8aafc4411db278aa3ff1f3d534309
diff --git a/sdk_container/src/third_party/coreos-overlay/sys-kernel/bootengine/bootengine-0.0.38-r39.ebuild b/sdk_container/src/third_party/coreos-overlay/sys-kernel/bootengine/bootengine-0.0.38-r40.ebuild
similarity index 100%
rename from sdk_container/src/third_party/coreos-overlay/sys-kernel/bootengine/bootengine-0.0.38-r39.ebuild
rename to sdk_container/src/third_party/coreos-overlay/sys-kernel/bootengine/bootengine-0.0.38-r40.ebuild
diff --git a/sdk_container/src/third_party/coreos-overlay/sys-kernel/bootengine/bootengine-9999.ebuild b/sdk_container/src/third_party/coreos-overlay/sys-kernel/bootengine/bootengine-9999.ebuild
index 7ccfb49009..7f55c29cf8 100644
--- a/sdk_container/src/third_party/coreos-overlay/sys-kernel/bootengine/bootengine-9999.ebuild
+++ b/sdk_container/src/third_party/coreos-overlay/sys-kernel/bootengine/bootengine-9999.ebuild
@@ -10,7 +10,7 @@ if [[ ${PV} == 9999 ]]; then
 	EGIT_REPO_URI="https://github.com/flatcar/bootengine.git"
 	inherit git-r3
 else
-	EGIT_VERSION="7d9895ce55617b18a78294975197975ac17b5bc3" # flatcar-master
+	EGIT_VERSION="ad278c3d870540715e5f4768163c87307a221856" # flatcar-4593-backport
 	SRC_URI="https://github.com/flatcar/bootengine/archive/${EGIT_VERSION}.tar.gz -> ${PN}-${EGIT_VERSION}.tar.gz"
 	S="${WORKDIR}/${PN}-${EGIT_VERSION}"
 	KEYWORDS="amd64 arm arm64 x86"