diff --git a/modeltranslation/decorators.py b/modeltranslation/decorators.py
index 7282e267..ed8f0a74 100644
--- a/modeltranslation/decorators.py
+++ b/modeltranslation/decorators.py
@@ -21,5 +21,6 @@ def wrapper(opts_class):
         if not issubclass(opts_class, TranslationOptions):
             raise ValueError('Wrapped class must subclass TranslationOptions.')
         translator.register(model_or_iterable, opts_class, **options)
+        return opts_class
 
     return wrapper