diff --git a/build.sh b/build.sh
index d86aae7..c2861e0 100755
--- a/build.sh
+++ b/build.sh
@@ -17,11 +17,12 @@ if [ -z "$4" ]; then
     BUILD_DIR= exec flatpak-builder $3 --arch "$2" --sandbox --rebuild-on-sdk-change --bundle-sources "$BUILD_DIR" "$1"
 else
     HASH="$("$(dirname "$0")/hash_modules.py" --installed "$1" "$2" | sed -n '1p')" &&
-    ID="$(IFS=';' && "$(dirname "$0")/hash_modules.py" --get-id "$1" "$2" | read a b c && echo "$a/$b.Builds/$c")" &&
+    ID="$("$(dirname "$0")/hash_modules.py" --get-id "$1" "$2" | ( IFS=/; while read a b c; do echo "$a/$b.Builds/$c"; exit 1; done ) || exit 0; exit 1 )" &&
     (
         find '.flatpak-builder/build' '.flatpak-builder/cache' -delete ||
         rm -rf ".flatpak-builder/build" '.flatpak-builder/cache'
     ) &&
     BUILD_DIR= flatpak-builder $3 --arch "$2" --keep-build-dirs --sandbox --rebuild-on-sdk-change --bundle-sources --repo "$4" -s "WB_HASH='${HASH}'" "$BUILD_DIR" "$1" &&
+    echo -n "Export $ID: " &&
     ostree commit --repo "$4" --owner-uid=0 --owner-gid=0 --no-xattrs --generate-sizes --skip-if-unchanged --tree=dir=.flatpak-builder/build --branch "$ID"
 fi