diff --git a/gnu/packages/bioconductor.scm b/gnu/packages/bioconductor.scm
index 2e3c0211b90..817e0425a43 100644
--- a/gnu/packages/bioconductor.scm
+++ b/gnu/packages/bioconductor.scm
@@ -20980,7 +20980,7 @@ results.")
     (propagated-inputs
      (list r-genomicranges r-poibin))
     (native-inputs
-     (list r-knitr))
+     (list r-knitr r-testthat))
     (home-page "https://bioconductor.org/packages/BiFET")
     (synopsis "Bias-free footprint enrichment test")
     (description