diff --git a/pkgs/web-server-pkgs/web-server-test/tests/web-server/http/xexpr.rkt b/pkgs/web-server-pkgs/web-server-test/tests/web-server/http/xexpr.rkt
index f715739539..a205f96aef 100644
--- a/pkgs/web-server-pkgs/web-server-test/tests/web-server/http/xexpr.rkt
+++ b/pkgs/web-server-pkgs/web-server-test/tests/web-server/http/xexpr.rkt
@@ -55,7 +55,7 @@
                   #f))
  =>
  (bytes-sort
-  #"HTTP/1.1 200 Okay\r\nDate: REDACTED GMT\r\nLast-Modified: Thu, 01 Jan 1970 00:00:00 GMT\r\nServer: Racket\r\nContent-Type: text/html; charset=utf-8\r\nConnection: close\r\n\r\n<a href=\"#\">link</a>")
+  #"HTTP/1.1 200 Okay\r\nDate: REDACTED GMT\r\nLast-Modified: Wed, 31 Dec 1969 23:00:00 GMT\r\nServer: Racket\r\nContent-Type: text/html; charset=utf-8\r\nConnection: close\r\n\r\n<a href=\"#\">link</a>")
  
  (write-response (response/xexpr '(a ([href "#"]) "link")
                                       #:mime-type #"application/xml"))