diff --git a/searx/engines/duckduckgo.py b/searx/engines/duckduckgo.py
index 2a7956ca8..542def5fa 100644
--- a/searx/engines/duckduckgo.py
+++ b/searx/engines/duckduckgo.py
@@ -74,6 +74,7 @@ def request(query, params):
 
     params['headers']['Content-Type'] = 'application/x-www-form-urlencoded'
     params['headers']['Referer'] = 'https://google.com/'
+    params['headers']['User-Agent'] = 'curl/7.81.0'
 
     # initial page does not have an offset
     if params['pageno'] == 2: