diff --git a/payu/models/mom6.py b/payu/models/mom6.py
index 86943975..acbc6eea 100644
--- a/payu/models/mom6.py
+++ b/payu/models/mom6.py
@@ -10,6 +10,7 @@
 
 # Standard library
 import os
+import shutil
 
 # Extensions
 import f90nml
@@ -78,3 +79,20 @@ def init_config(self):
             input_nml['SIS_input_nml']['input_filename'] = input_type
 
         f90nml.write(input_nml, input_fpath, force=True)
+
+        # Check to see if the parameter files were included in configuration files
+        config_files = set(self.config_files).union(self.optional_config_files)
+        for input_namelist in ['MOM_input_nml', 'SIS_input_nml']:
+            parameter_files = input_nml.get(input_namelist , {}).get('parameter_filename', [])
+            if isinstance(parameter_files, str):
+                parameter_files = [parameter_files] # Transform to list
+
+            for filename in parameter_files:
+                if filename not in config_files:
+                    print(f"payu: warning: {filename} in {input_namelist} in input.nml is not in mom6's config_files or optional_config_files")
+                    
+                    self.config_files.append(filename) # Extend config files 
+                    
+                    # Copy parameter file from control path to work path
+                    file_path = os.path.join(self.control_path, filename)
+                    shutil.copy(file_path, self.work_path)