diff --git a/Tools/module_config/generate_params.py b/Tools/module_config/generate_params.py
index dced8baedc..05bb496b20 100755
--- a/Tools/module_config/generate_params.py
+++ b/Tools/module_config/generate_params.py
@@ -145,7 +145,7 @@ def parse_yaml_parameters_config(yaml_config, ethernet_supported):
  */
 PARAM_DEFINE_{param_type}({name}, {default_value});
 '''.format(short_descr=param['description']['short'].replace("\n", "\n * "),
-           long_descr=param['description']['long'].replace("\n", "\n * "),
+           long_descr=param['description'].get('long', "").replace("\n", "\n * "),
            tags=tags,
            param_type=param_type,
            name=param_name.replace('${i}', str(i+instance_start)),
diff --git a/validation/module_schema.yaml b/validation/module_schema.yaml
index f93c904e69..7058008472 100644
--- a/validation/module_schema.yaml
+++ b/validation/module_schema.yaml
@@ -118,7 +118,7 @@ parameters:
                                 long:
                                     # Long description (can be multiple lines)
                                     type: string
-                                    required: true
+                                    required: false
 
                         type:
                             # Define the parameter type