diff --git a/searx/webapp.py b/searx/webapp.py
index f76281a5..262bf9bd 100644
--- a/searx/webapp.py
+++ b/searx/webapp.py
@@ -721,7 +721,7 @@ def config():
 
 @app.errorhandler(404)
 def page_not_found(e):
-    return render('404.html')
+    return render('404.html'), 404
 
 
 def run():