diff --git a/searxng/plugins/__init__.py b/searxng/plugins/__init__.py
index 462f6ba9f..60ef4e57b 100644
--- a/searxng/plugins/__init__.py
+++ b/searxng/plugins/__init__.py
@@ -27,7 +27,7 @@ from searxng import logger, settings
 logger = logger.getChild('plugins')
 
 from searxng.plugins import (
-    oa_doi_rewrite,    
+    oa_doi_rewrite,
     ahmia_filter,
     hash_plugin,
     infinite_scroll,