diff --git a/searx/webapp.py b/searx/webapp.py
index eae90ac46..2978e289f 100755
--- a/searx/webapp.py
+++ b/searx/webapp.py
@@ -15,6 +15,7 @@ import sys
 import base64
 import requests
 import markdown
+import re
 
 from timeit import default_timer
 from html import escape