diff --git a/aiida_flexpart/calculations/new_plugin.py b/aiida_flexpart/calculations/new_plugin.py
index 9c2a433..a18095d 100644
--- a/aiida_flexpart/calculations/new_plugin.py
+++ b/aiida_flexpart/calculations/new_plugin.py
@@ -7,8 +7,8 @@
 import yaml
 
 params_dict = {'rel.com':[],
-                'domain.str': "EUROPE",
-                'nest': False,
+                'domain.str': "EUROPE", 
+                'nest': False,  
                 'by.month': True,
                 'overwrite': True,
                 'nn.cores': 12,
@@ -70,7 +70,8 @@ def prepare_for_submission(self, folder):
 
             params_dict.update({'rel.com':list(set(rel)),
                                 'path':path,
-                                'days':days
+                                'days':days,
+                                'bs.path':days
                                     })
             _ = yaml.dump(params_dict, f)
 
diff --git a/aiida_flexpart/parsers/flexpart_cosmo.py b/aiida_flexpart/parsers/flexpart_cosmo.py
index ed8c81a..0314bf0 100644
--- a/aiida_flexpart/parsers/flexpart_cosmo.py
+++ b/aiida_flexpart/parsers/flexpart_cosmo.py
@@ -50,10 +50,11 @@ def parse(self, **kwargs):
         # add output file
         self.logger.info(f"Parsing '{output_filename}'")
         with self.retrieved.open(output_filename, 'r') as handle:
-            output_node = SinglefileData(file=handle)
-            self.out('output_file', output_node)
             content = handle.read()
+            output_node = SinglefileData(file=handle)
             if 'CONGRATULATIONS' not in content:
+                self.out('output_file', output_node)
                 return ExitCode(1)
 
+        self.out('output_file', output_node)
         return ExitCode(0)