diff --git a/searx/webapp.py b/searx/webapp.py
index 613849dc4..b6dc18937 100755
--- a/searx/webapp.py
+++ b/searx/webapp.py
@@ -916,7 +916,8 @@ def autocompleter():
         suggestions = json.dumps([sug_prefix, results])
         mimetype = 'application/x-suggestions+json'
 
-    suggestions = escape(suggestions, False)
+    if get_current_theme_name() == 'simple':
+        suggestions = escape(suggestions, False)
     return Response(suggestions, mimetype=mimetype)