diff --git a/README.md b/README.md
index e591cf7..2147774 100644
--- a/README.md
+++ b/README.md
@@ -42,7 +42,7 @@ There's a helper `deploy.py` script that can deploy the dashboard to any grafana
 
 ```bash
 export GRAFANA_TOKEN="<API-TOKEN-FOR-YOUR-GRAFANA>
-./deploy.py dashboards <your-grafana-url>
+./deploy.py <your-grafana-url>
 ```
 
 This creates a folder called 'JupyterHub Default Dashboards' in your grafana, and adds
diff --git a/deploy.py b/deploy.py
index 035d426..ed37854 100755
--- a/deploy.py
+++ b/deploy.py
@@ -151,8 +151,8 @@ def populate_template_variables(api, db):
 
 def main():
     parser = argparse.ArgumentParser()
-    parser.add_argument('dashboards_dir', help='Directory of jsonnet dashboards to deploy')
     parser.add_argument('grafana_url', help='Grafana endpoint to deploy dashboards to')
+    parser.add_argument('--dashboards-dir', default="dashboards", help='Directory of jsonnet dashboards to deploy')
     parser.add_argument('--folder-name', default='JupyterHub Default Dashboards', help='Name of Folder to deploy to')
     parser.add_argument('--folder-uid', default=DEFAULT_FOLDER_UID, help='UID of grafana folder to deploy to')