diff --git a/proxy_scraper_checker/proxy.py b/proxy_scraper_checker/proxy.py
index b8a1e3d..e1c12db 100644
--- a/proxy_scraper_checker/proxy.py
+++ b/proxy_scraper_checker/proxy.py
@@ -16,8 +16,8 @@ DEFAULT_CHECK_WEBSITE = "http://ip-api.com/json/?fields=8217"
 HEADERS = MappingProxyType(
     {
         "User-Agent": (
-            "Mozilla/5.0 (Windows NT 10.0; rv:109.0)"
-            " Gecko/20100101 Firefox/119.0"
+            "Mozilla/5.0 (Windows NT 10.0; rv:120.0)"
+            " Gecko/20100101 Firefox/120.0"
         )
     }
 )