diff --git a/sdk_container/.repo/manifests/version.txt b/sdk_container/.repo/manifests/version.txt
index 6fe669f36a..332d553dad 100644
--- a/sdk_container/.repo/manifests/version.txt
+++ b/sdk_container/.repo/manifests/version.txt
@@ -1,4 +1,4 @@
-FLATCAR_VERSION=4552.0.0+nightly-20251217-2100
-FLATCAR_VERSION_ID=4552.0.0
-FLATCAR_BUILD_ID="nightly-20251217-2100"
+FLATCAR_VERSION=9999.0.101+kai-default-confext
+FLATCAR_VERSION_ID=9999.0.101
+FLATCAR_BUILD_ID="kai-default-confext"
 FLATCAR_SDK_VERSION=4552.0.0+nightly-20251217-2100