diff --git a/changelog/bugfixes/2024-02-27-pxe-oem-initrd.md b/changelog/bugfixes/2024-02-27-pxe-oem-initrd.md
new file mode 100644
index 0000000000..478b415cd6
--- /dev/null
+++ b/changelog/bugfixes/2024-02-27-pxe-oem-initrd.md
@@ -0,0 +1 @@
+- Restored support for custom OEMs supplied in the PXE boot where `/usr/share/oem` brings the OEM partition contents ([Flatcar#1376](https://github.com/flatcar/Flatcar/issues/1376))
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 c54da9cf81..0d32e21521 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 @@ CROS_WORKON_REPO="https://github.com"
 if [[ "${PV}" == 9999 ]]; then
 	KEYWORDS="~amd64 ~arm ~arm64 ~x86"
 else
-	CROS_WORKON_COMMIT="63f54970079d526551e1c28fe9527b12c0b977ed" # flatcar-master
+	CROS_WORKON_COMMIT="687003201163e1c448efdb4e108e79fee8d93495" # flatcar-3850-backport
 	KEYWORDS="amd64 arm arm64 x86"
 fi