diff --git a/distros/buildx.sh b/distros/buildx.sh
index a9b479f..6723b04 100644
--- a/distros/buildx.sh
+++ b/distros/buildx.sh
@@ -77,6 +77,7 @@ function doBuildx(){
     --build-arg REPO=$repo/
     --build-arg TYPE=$type
     --build-arg VER=$dver
+    --build-arg BUILDDATE=$(date +%Y-%m-%d_%H:%M:%S)
     """
     cache="--cache-from type=registry,ref=$ali/$ns/$cimg --cache-to type=registry,ref=$ali/$ns/$cimg"
     docker buildx build $cache $plat $args --push -t $repo/$ns/$img -f $dockerfile .