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-rw-r--r--gnu/packages/astronomy.scm2
1 files changed, 1 insertions, 1 deletions
diff --git a/gnu/packages/astronomy.scm b/gnu/packages/astronomy.scm
index a2ce42c00d..868ed89033 100644
--- a/gnu/packages/astronomy.scm
+++ b/gnu/packages/astronomy.scm
@@ -83,7 +83,7 @@ in FITS files.")
                       (substitute* "makedefs.in"
                         (("/bin/sh") "sh"))
                       #t)))))
-    (home-page "http://www.atnf.csiro.au/people/mcalabre/WCS")
+    (home-page "https://www.atnf.csiro.au/people/mcalabre/WCS")
     (synopsis "Library which implements the FITS WCS standard")
     (description "The FITS \"World Coordinate System\" (WCS) standard defines
 keywords and usage that provide for the description of astronomical coordinate