diff --git a/gnu/packages/bioinformatics.scm b/gnu/packages/bioinformatics.scm
index eccea89a6b..141a6fddeb 100644
--- a/gnu/packages/bioinformatics.scm
+++ b/gnu/packages/bioinformatics.scm
@@ -10151,14 +10151,14 @@ (define-public r-genomicfiles
 (define-public r-complexheatmap
   (package
     (name "r-complexheatmap")
-    (version "1.18.1")
+    (version "1.20.0")
     (source
      (origin
        (method url-fetch)
        (uri (bioconductor-uri "ComplexHeatmap" version))
        (sha256
         (base32
-         "0qjwz1hzpjnc90jiinjkikfnr0shi72q3zfdjjz7pxydy0mglq8n"))))
+         "0s01dzcfj1lmpqfpsbqw7r4858krfzy499lz4cwx4fq3mbyvy2aj"))))
     (properties
      `((upstream-name . "ComplexHeatmap")))
     (build-system r-build-system)