diff --git a/polyglot/downloader.py b/polyglot/downloader.py
index bcc7a50..b173cd2 100644
--- a/polyglot/downloader.py
+++ b/polyglot/downloader.py
@@ -947,7 +947,8 @@ def get_collection(self, lang=None, task=None):
     except ValueError as e:
       if lang: raise LanguageNotSupported("Language {} is not supported".format(id))
       if task: raise TaskNotSupported("Task {} is not supported".format(id))
-
+        
+  @staticmethod
   def supported_language(lang):
     """Return True if polyglot supports the language.