diff --git a/sdk_container/.repo/manifests/version.txt b/sdk_container/.repo/manifests/version.txt
index 47f0696016..5ccc132e7e 100644
--- a/sdk_container/.repo/manifests/version.txt
+++ b/sdk_container/.repo/manifests/version.txt
@@ -1,4 +1,4 @@
-FLATCAR_VERSION=4599.0.0+nightly-20260202-2100
-FLATCAR_VERSION_ID=4599.0.0
-FLATCAR_BUILD_ID="nightly-20260202-2100"
+FLATCAR_VERSION=9999.0.0+gce-udev-8
+FLATCAR_VERSION_ID=9999.0.0
+FLATCAR_BUILD_ID="gce-udev-8"
 FLATCAR_SDK_VERSION=4599.0.0+nightly-20260202-2100