diff --git a/solumclient/solum.py b/solumclient/solum.py
index 3ec9a7b..6eb0687 100644
--- a/solumclient/solum.py
+++ b/solumclient/solum.py
@@ -729,6 +729,7 @@ Available commands:
             app_data['ports'] = port_list
 
     def _get_parameters(self, app_data, args):
+        app_data['parameters'] = {}
         if args.param_file is not None:
             try:
                 with open(args.param_file) as param_f:
@@ -865,6 +866,9 @@ Available commands:
                 },
                 "ports": {
                     "type": "array"
+                },
+                "parameters": {
+                    "type": "array"
                 }
             },
             "required": ["version", "name", "description",