diff --git a/gnu/packages/statistics.scm b/gnu/packages/statistics.scm
index 5cfa5e4555..512be4e9f0 100644
--- a/gnu/packages/statistics.scm
+++ b/gnu/packages/statistics.scm
@@ -4984,14 +4984,14 @@ (define-public r-dynamictreecut
 (define-public r-fastcluster
   (package
     (name "r-fastcluster")
-    (version "1.2.3")
+    (version "1.2.6")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "fastcluster" version))
        (sha256
         (base32
-         "009amz7i5yndqw2008fgd3p11n4fsb291k2ypg3pip6dw4lr28hz"))))
+         "06cd3w62ijf0yx2yq0xgx6qw5lcrnn1033ygx6bl9dmhix2haal5"))))
     (build-system r-build-system)
     (home-page "http://danifold.net/fastcluster.html")
     (synopsis "Fast hierarchical clustering routines")