diff --git a/min_vec/configs/parameters_validator.py b/min_vec/configs/parameters_validator.py
index 6470869..ecf3912 100644
--- a/min_vec/configs/parameters_validator.py
+++ b/min_vec/configs/parameters_validator.py
@@ -24,6 +24,14 @@ def check_configs(self, configs: dict, update_configs_dict: dict):
                     self.logger.warning(f"The database configuration {key} has been set to {value}, "
                                         f"the new value {update_configs_dict[key]} will be ignored.")
 
+        for key, value in update_configs_dict.items():
+            if key not in configs:
+                self.logger.warning(f"The database configuration {key} is not set, "
+                                    f"and it will be set to {value}.")
+                configs[key] = value
+
+        return configs
+
     def load_configs(self, configs_json: Path):
         """Load the configurations."""
         try:
@@ -39,6 +47,8 @@ def save_configs(self, configs_json: Path, configs: dict):
         try:
             with open(configs_json, 'w') as f:
                 json.dump(configs, f)
+
+            return configs
         except (PermissionError, OSError) as e:
             self.logger.error(f"Failed to save the MinVectorDB configurations.")
             raise e
@@ -46,6 +56,9 @@ def save_configs(self, configs_json: Path, configs: dict):
     def __call__(self, func):
         @wraps(func)
         def wrapper(*args, **kwargs):
+            # first parameter is self
+            self_instance = args[0]
+
             kwargs = generate_function_kwargs(func, *args, **kwargs)
 
             dir_path = Path(kwargs.get("database_path"))
@@ -66,11 +79,11 @@ def wrapper(*args, **kwargs):
             configs_json = self.database_path_parent / Path('configs.json')
 
             if first_create or not configs_json.exists():
-                self.save_configs(configs_json, update_configs_dict)
+                final_configs = self.save_configs(configs_json, update_configs_dict)
             else:
                 existing_configs = self.load_configs(configs_json)
-                self.check_configs(existing_configs, update_configs_dict)
+                final_configs = self.check_configs(existing_configs, update_configs_dict)
 
-            return func(*args, **kwargs)
+            return func(self_instance, **final_configs)
 
         return wrapper