diff --git a/README.md b/README.md
index d7b67b4a9f8984a6524a03aa8d94c8f4510c5bfb..458aeb2d90c711335e2b724b83ecad5e306d7325 100644
--- a/README.md
+++ b/README.md
@@ -45,6 +45,7 @@ the "root" user under `/opt/metobs/metobs_api`.
 
    ```bash
    sudo cp repos/git/MetObsAPI/etc/systemd/system/metobs_api* /etc/systemd/system/
+   sudo cp repos/git/MetObsAPI/etc/tmpfiles.d/metobs_api* /etc/tmpfiles.d/
    ```
 
 6. Enable service: