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-rw-r--r--gnu/packages/cran.scm2
1 files changed, 2 insertions, 0 deletions
diff --git a/gnu/packages/cran.scm b/gnu/packages/cran.scm
index a305a01349..a4fa9d40e0 100644
--- a/gnu/packages/cran.scm
+++ b/gnu/packages/cran.scm
@@ -3178,6 +3178,8 @@ for certain use cases.")
`(("r-ggplot2" ,r-ggplot2)
("r-rcpp" ,r-rcpp)
("r-scales" ,r-scales)))
+ (native-inputs
+ `(("r-knitr" ,r-knitr))) ; for vignettes
(home-page "http://github.com/slowkow/ggrepel")
(synopsis "Repulsive text and label geometries for ggplot2")
(description