diff --git a/gnu/packages/cran.scm b/gnu/packages/cran.scm
index 5d35fbb9d9..06b75e25e8 100644
--- a/gnu/packages/cran.scm
+++ b/gnu/packages/cran.scm
@@ -8737,13 +8737,13 @@ (define-public r-seriation
 (define-public r-xfun
   (package
     (name "r-xfun")
-    (version "0.38")
+    (version "0.39")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "xfun" version))
        (sha256
-        (base32 "12n60c18rgg65qxnlp4sv6q9zryiz146844ayd28kipnjpwc4457"))))
+        (base32 "1jan2ggfywm1g05zszyy8d492wj7vpy35682lrnlklrx4jxsmv6h"))))
     (build-system r-build-system)
     ;; knitr itself depends on xfun
     #;