-<li><a href="{%url=modules.php?module=index&what=register&provider=$content[provider_extension]%}">{%pipe,translateRegistrationProviderName=$content[provider_name]%}</a></li>
+<li><a href="{%url=modules.php?module=index&what=register&registration_provider=$content[provider_extension]%}">{%pipe,translateRegistrationProviderName=$content[provider_name]%}</a></li>