diff --git a/build/build-iso.sh b/build/build-iso.sh
index 9138be1..c9279fc 100755
--- a/build/build-iso.sh
+++ b/build/build-iso.sh
@@ -29,6 +29,7 @@ podman run --rm --privileged \
     -v "$OUT_DIR:/out:Z" \
     veilor-build:latest -c "
         set -e
+        rm -rf /out/build-${DATE} /tmp/lmc
         livemedia-creator \
             --make-iso \
             --no-virt \