diff --git a/build-test.sh b/build-test.sh
index 4e3d097..f02e365 100755
--- a/build-test.sh
+++ b/build-test.sh
@@ -7,4 +7,6 @@ while IFS= read -r image; do
     docker pull --platform=linux/arm/v7 $image
 done <<< "$IMAGES"
 docker save $IMAGES -o umbrel-docker-images.tar
-du -h umbrel-docker-images.tar
\ No newline at end of file
+du -h umbrel-docker-images.tar
+docker save $IMAGES | gzip > umbrel-docker-images.tar.gz 
+du -h umbrel-docker-images.tar.gz
\ No newline at end of file