From c06d6ebdad6725dc776c005c96e07b6e7262b31e Mon Sep 17 00:00:00 2001
From: Ricardo Wurmus <rekado@elephly.net>
Date: Wed, 19 Feb 2020 21:02:04 +0100
Subject: gnu: r-hexbin: Update to 1.28.1.

* gnu/packages/statistics.scm (r-hexbin): Update to 1.28.1.
[native-inputs]: Add r-knitr.
---
 gnu/packages/statistics.scm | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/gnu/packages/statistics.scm b/gnu/packages/statistics.scm
index a0122b2919..9f68ec3ddd 100644
--- a/gnu/packages/statistics.scm
+++ b/gnu/packages/statistics.scm
@@ -3712,19 +3712,20 @@ and tidyr provides no margins or aggregation.")
 (define-public r-hexbin
   (package
     (name "r-hexbin")
-    (version "1.28.0")
+    (version "1.28.1")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "hexbin" version))
        (sha256
         (base32
-         "0b58jb1kz39wzrnkv077cfzns889xly7psvhxnm3xmnx6yvd986d"))))
+         "1ry6jm3lqz3mj0s5rzbs6mpkz2hxpnvbw8c1vwc4pj7b173r5l22"))))
     (build-system r-build-system)
     (propagated-inputs
      `(("r-lattice" ,r-lattice)))
     (native-inputs
-     `(("gfortran" ,gfortran)))
+     `(("gfortran" ,gfortran)
+       ("r-knitr" ,r-knitr))) ; for vignettes
     (home-page "https://github.com/edzer/hexbin")
     (synopsis "Hexagonal binning routines")
     (description
-- 
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