diff --git a/gnu/packages/cran.scm b/gnu/packages/cran.scm
index 45f36cc950..2fae5dbfb4 100644
--- a/gnu/packages/cran.scm
+++ b/gnu/packages/cran.scm
@@ -29558,14 +29558,14 @@ (define-public r-regsem
 (define-public r-stanheaders
   (package
     (name "r-stanheaders")
-    (version "2.21.0-7")
+    (version "2.26.25")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "StanHeaders" version))
        (sha256
         (base32
-         "0srkyawyiykn3p5lw1z3zf18s4ax4iasv1ci3l1px40f9w36wm17"))))
+         "1xds719xga7144mxirjnqxmcv1ncj5fb5z247blm4dkbn9q2vg4k"))))
     (properties `((upstream-name . "StanHeaders")))
     (build-system r-build-system)
     (inputs (list pandoc))