diff --git a/sdk_container/.repo/manifests/version.txt b/sdk_container/.repo/manifests/version.txt
index 08fd555d70..c21499c6e9 100644
--- a/sdk_container/.repo/manifests/version.txt
+++ b/sdk_container/.repo/manifests/version.txt
@@ -1,4 +1,4 @@
-FLATCAR_VERSION=3510.3.7
+FLATCAR_VERSION=3510.3.7+nightly-20250321-2100
 FLATCAR_VERSION_ID=3510.3.7
-FLATCAR_BUILD_ID=""
+FLATCAR_BUILD_ID="nightly-20250321-2100"
 FLATCAR_SDK_VERSION=3510.0.0