diff --git a/gnu/packages/cran.scm b/gnu/packages/cran.scm
index e2837d5965..6c7631f278 100644
--- a/gnu/packages/cran.scm
+++ b/gnu/packages/cran.scm
@@ -4187,13 +4187,13 @@ (define-public r-tglkmeans
 (define-public r-tgp
   (package
     (name "r-tgp")
-    (version "2.4-22")
+    (version "2.4-22.1")
     (source (origin
               (method url-fetch)
               (uri (cran-uri "tgp" version))
               (sha256
                (base32
-                "0gpndjq2xiic6fb5187f4hgrqj3477pd83caajnw3yy9wan4vly6"))))
+                "1jf4mr59qp169z00pxb4kc0484mg73hgcyajg9hisdxl02qs1m4r"))))
     (properties `((upstream-name . "tgp")))
     (build-system r-build-system)
     (propagated-inputs (list r-maptree))