diff --git a/gnu/packages/bioinformatics.scm b/gnu/packages/bioinformatics.scm
index 0fe0624aff..2a3b311e65 100644
--- a/gnu/packages/bioinformatics.scm
+++ b/gnu/packages/bioinformatics.scm
@@ -6871,8 +6871,7 @@ also known as views, in a controlled vocabulary.")
        ("r-rmarkdown" ,r-rmarkdown)
        ("r-tinytex" ,r-tinytex)
        ("r-yaml" ,r-yaml)
-       ("r-xfun" ,r-xfun)
-       ("ghc-pandoc" ,ghc-pandoc)))
+       ("r-xfun" ,r-xfun)))
     (home-page "https://github.com/rstudio/bookdown")
     (synopsis "Authoring books and technical documents with R markdown")
     (description "This package provides output formats and utilities for