diff --git a/gnu/packages/webkit.scm b/gnu/packages/webkit.scm
index 0c82435cde..100875dd52 100644
--- a/gnu/packages/webkit.scm
+++ b/gnu/packages/webkit.scm
@@ -127,13 +127,13 @@ (define-public wpebackend-fdo
 (define-public webkitgtk
   (package
     (name "webkitgtk")                  ; webkit2gtk4
-    (version "2.40.5")
+    (version "2.42.1")
     (source (origin
               (method url-fetch)
               (uri (string-append "https://www.webkitgtk.org/releases/"
                                   name "-" version ".tar.xz"))
               (sha256
-               (base32 "0zq32rn34v7hzr53s100r77aglbi6wffp9b13bcj31k6cfi53q3x"))
+               (base32 "1694dnqrjzcqh1hlpqspqz5xxvfd77af33f410ffaglxk34zlhbg"))
               (patches (search-patches
                         "webkitgtk-adjust-bubblewrap-paths.patch"))))
     (build-system cmake-build-system)
@@ -249,6 +249,7 @@ (define-public webkitgtk
            libgcrypt
            libgudev
            libjpeg-turbo
+           libjxl
            libmanette
            libnotify
            libpng