diff --git a/abra.sh b/abra.sh
index 76461a6..2c0906c 100644
--- a/abra.sh
+++ b/abra.sh
@@ -1,4 +1,4 @@
-export ENTRYPOINT_CONF_VERSION=v8
+export ENTRYPOINT_CONF_VERSION=v9
 
 abra_backup_app() {
   _abra_backup_dir "app:/home/hackmd/app/public/uploads/"
diff --git a/entrypoint.sh.tmpl b/entrypoint.sh.tmpl
index 7a677fe..b6fc9cf 100644
--- a/entrypoint.sh.tmpl
+++ b/entrypoint.sh.tmpl
@@ -30,7 +30,9 @@ main() {
   set -eu
 
   load_vars
-  mkdir "/hedgedoc/.npm" && chown -R 10000:65534 "/hedgedoc/.npm" && chmod "u+rwx" "/hedgedoc/.npm"
+  mkdir -p "/hedgedoc/.npm" && \
+    chown -R 10000:65534 "/hedgedoc/.npm" && \
+    chmod "u+rwx" "/hedgedoc/.npm"
 }
 
 main