diff --git a/racket-webview-downloader.rkt b/racket-webview-downloader.rkt
index c55d3c1..5ecebca 100644
--- a/racket-webview-downloader.rkt
+++ b/racket-webview-downloader.rkt
@@ -146,7 +146,7 @@
       (displayln "Unzipping...")
       (let ((cd (current-directory)))
         (current-directory install-path)
-        (unzip file)
+        (unzip file #:preserve-attributes? #t #:preserve-timestamps? #t)
         (current-directory cd))
       (displayln "Removing zip archive")
       (delete-file file)