diff --git a/gnu/packages/cran.scm b/gnu/packages/cran.scm
index 13959fbb76..c37293fbad 100644
--- a/gnu/packages/cran.scm
+++ b/gnu/packages/cran.scm
@@ -6330,13 +6330,13 @@ the analyzed items.")
 (define-public r-slam
   (package
     (name "r-slam")
-    (version "0.1-44")
+    (version "0.1-45")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "slam" version))
        (sha256
-        (base32 "11n956kid70931z0qyiql3v7nac1cfkamq44kzf9wl670pf8b033"))))
+        (base32 "0xvj8va6xd7zkn3l4a5ad7v62s7xmkz8frq7gpcl3b6vqwckkaw4"))))
     (build-system r-build-system)
     (home-page "https://cran.r-project.org/web/packages/slam/")
     (synopsis "Sparse lightweight arrays and matrices")