diff --git a/sdk_container/src/third_party/coreos-overlay/sys-kernel/coreos-firmware/coreos-firmware-99999999.ebuild b/sdk_container/src/third_party/coreos-overlay/sys-kernel/coreos-firmware/coreos-firmware-99999999.ebuild
index 284558bbf4..e16c223973 100644
--- a/sdk_container/src/third_party/coreos-overlay/sys-kernel/coreos-firmware/coreos-firmware-99999999.ebuild
+++ b/sdk_container/src/third_party/coreos-overlay/sys-kernel/coreos-firmware/coreos-firmware-99999999.ebuild
@@ -95,7 +95,7 @@ pkg_pretend() {
 }
 
 # Flatcar: create symlinks for cxgb and ice firmwares
-CXGB_VERSION="1.27.3.0"
+CXGB_VERSION="1.27.4.0"
 ICE_DDP_VERSION="1.3.30.0"
 
 src_unpack() {