diff --git a/bin/read_system_id b/bin/read_system_id
index 8d4d35b..b68ff44 100755
--- a/bin/read_system_id
+++ b/bin/read_system_id
@@ -24,7 +24,7 @@ def parse_ansible_inventory(inventory_file):
 
     return inventory_dict
 
-parser = argparse.ArgumentParser(description='Run a command on a group of hosts')
+parser = argparse.ArgumentParser(description='Get host system ID')
 parser.add_argument('group', type=str, help='Group of hosts to run the command on')
 parser.add_argument('host', type=str, help='Host to run the command on', default=None, nargs='?')
 args = parser.parse_args()