diff --git a/scripts/config.py b/scripts/config.py
index 41dc8c5eb5..5d7dfc1631 100755
--- a/scripts/config.py
+++ b/scripts/config.py
@@ -423,13 +423,16 @@ class CombinedConfig(config_common.Config):
 
         If mbedtls_file or crypto_file is specified, write the specific configuration
         to the corresponding file instead.
+
+        The parameter name is differ from the definition of the super class to handle
+        two different config files.
         """
 
         self.mbedtls_configfile.write(self.settings, mbedtls_file)
         self.crypto_configfile.write(self.settings, crypto_file)
 
     def filename(self, name=None):
-        """Get the names of the config files.
+        """Get the name of the config files.
 
         If 'name' is specified return the name of the config file where it is defined.
         """