diff --git a/rapyuta_io/clients/package.py b/rapyuta_io/clients/package.py
index e8760079..03496a97 100644
--- a/rapyuta_io/clients/package.py
+++ b/rapyuta_io/clients/package.py
@@ -613,10 +613,10 @@ def add_parameter(self, component_name, key, value):
             raise InvalidParameterException("component_name must be a non-empty string")
         if not key or not isinstance(key, six.string_types):
             raise InvalidParameterException("key must be a non-empty string")
-        if not value or not isinstance(value, six.string_types):
-            raise InvalidParameterException("value must be a non-empty string")
+
         component_id = self.plan.get_component_id(component_name)
         self.parameters[component_id][key] = value
+
         return self
 
     def set_component_alias(self, component_name, alias="", set_ros_namespace=False):
diff --git a/rapyuta_io/utils/utils.py b/rapyuta_io/utils/utils.py
index a4bc3c54..1f03be4d 100644
--- a/rapyuta_io/utils/utils.py
+++ b/rapyuta_io/utils/utils.py
@@ -154,7 +154,7 @@ def parse_json(filepath):
     try:
         json.loads(data)
     except json.decoder.JSONDecodeError:
-        return InvalidJSONError(filepath)
+        raise InvalidJSONError(filepath)
 
     return data
 
diff --git a/tests/package_test.py b/tests/package_test.py
index e7e15436..a20819af 100644
--- a/tests/package_test.py
+++ b/tests/package_test.py
@@ -418,18 +418,6 @@ def test_package_provision_api_error(self, mock_request):
             pkg.provision('test_package_name', provision_config)
         self.assertEqual(mock_request.call_count, 2)
 
-    @patch('requests.request')
-    def test_package_provision_component_parameter_invalid_value_failure(self, mock_request):
-        get_package = Mock()
-        get_package.text = PACKAGE_OK_NO_VALIDATE
-        get_package.status_code = requests.codes.OK
-        mock_request.side_effect = [get_package]
-        client = get_client()
-        pkg = client.get_package('my_package')
-        provision_config = pkg.get_provision_configuration('test-plan')
-        with self.assertRaises(InvalidParameterException):
-            provision_config.add_parameter('ros-talker', 'invalid-value', 123)
-
     @patch('requests.request')
     def test_package_provision_component_parameter_empty_component_name_failure(self, mock_request):
         get_package = Mock()