diff --git a/gnu/packages/cran.scm b/gnu/packages/cran.scm
index e4d9c45d11..c11b9bbae6 100644
--- a/gnu/packages/cran.scm
+++ b/gnu/packages/cran.scm
@@ -17041,14 +17041,14 @@ (define-public r-gmp
 (define-public r-rmpfr
   (package
     (name "r-rmpfr")
-    (version "0.8-9")
+    (version "0.9-1")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "Rmpfr" version))
        (sha256
         (base32
-         "12mwvgyalzh4zf5d002fm1hpr3wwhiypy9ia6wy47ij9gns5mvng"))))
+         "0m4x4mndyvm374h2mnb3zs8hlbzafpzfqjpypr91h886dfs1vbyv"))))
     (properties `((upstream-name . "Rmpfr")))
     (build-system r-build-system)
     (inputs