diff --git a/conf/systemd.service b/conf/systemd.service
index f101af8..48c14d5 100644
--- a/conf/systemd.service
+++ b/conf/systemd.service
@@ -6,7 +6,7 @@ Type=simple
 User=__APP__
 Group=__APP__
 WorkingDirectory=__INSTALL_DIR__/
-ExecStart=__INSTALL_DIR__/venv/bin/python3 __INSTALL_DIR__/Headphones.py --config /etc/__APP__/__APP__.ini --data_dir __DATA_DIR__ --nolaunch
+ExecStart=__INSTALL_DIR__/venv/bin/python3 __INSTALL_DIR__/Headphones.py --config /etc/__APP__/__APP__.ini --datadir __DATA_DIR__ --nolaunch
 
 # Sandboxing options to harden security
 # Depending on specificities of your service/app, you may need to tweak these
diff --git a/manifest.toml b/manifest.toml
index 2139d87..d5484d9 100644
--- a/manifest.toml
+++ b/manifest.toml
@@ -49,6 +49,7 @@ ram.runtime = "50M"
     [resources.install_dir]
 
     [resources.data_dir]
+    subdirs = ["cache"]
 
     [resources.permissions]
     main.url = "/"