diff --git a/sdk_container/.repo/manifests/version.txt b/sdk_container/.repo/manifests/version.txt
index 3e873c14b5..b609409c7d 100644
--- a/sdk_container/.repo/manifests/version.txt
+++ b/sdk_container/.repo/manifests/version.txt
@@ -1,4 +1,4 @@
-FLATCAR_VERSION=4593.2.0+nightly-20260507-2100
-FLATCAR_VERSION_ID=4593.2.0
-FLATCAR_BUILD_ID="nightly-20260507-2100"
+FLATCAR_VERSION=4593.2.1
+FLATCAR_VERSION_ID=4593.2.1
+FLATCAR_BUILD_ID=""
 FLATCAR_SDK_VERSION=4593.0.0