diff --git a/action_plugins/command_parser.py b/action_plugins/command_parser.py
index 40a7faf..961d017 100644
--- a/action_plugins/command_parser.py
+++ b/action_plugins/command_parser.py
@@ -245,6 +245,9 @@ def build_update(self, path, child, value, expand=False):
         working_set = update_set
 
         if expand is True:
+            for key in path.split('.'):
+                working_set[key] = dict()
+                working_set = working_set[key]
             working_set[child] = {}
             for item in value:
                 working_set[child] = self.rec_update(working_set[child], item)