diff --git a/gnu/packages/bioconductor.scm b/gnu/packages/bioconductor.scm
index 877061277c..bb96ca76c0 100644
--- a/gnu/packages/bioconductor.scm
+++ b/gnu/packages/bioconductor.scm
@@ -1301,14 +1301,14 @@ respectively.")
 (define-public r-bayseq
   (package
     (name "r-bayseq")
-    (version "2.16.0")
+    (version "2.18.0")
     (source
      (origin
        (method url-fetch)
        (uri (bioconductor-uri "baySeq" version))
        (sha256
         (base32
-         "0f6yckihm5cwh3dycv2g54hf7nddhcqya4yrqwbir96y5k1d1km5"))))
+         "13lm7n5zqw8yg5sqb92h6ppcnr0l32qdgmv7i16pn32fb6z41p0w"))))
     (properties `((upstream-name . "baySeq")))
     (build-system r-build-system)
     (propagated-inputs