diff --git a/gnu/packages/astronomy.scm b/gnu/packages/astronomy.scm
index d7b320502b..d5f10a5aec 100644
--- a/gnu/packages/astronomy.scm
+++ b/gnu/packages/astronomy.scm
@@ -6542,14 +6542,14 @@ (define-public unsio
 (define-public wcslib
   (package
     (name "wcslib")
-    (version "8.2.2")
+    (version "8.3")
     (source
      (origin
        (method url-fetch)
        (uri (string-append "https://www.atnf.csiro.au/people/mcalabre/WCS/"
                            "wcslib-" version ".tar.bz2"))
        (sha256
-        (base32 "0cvqppjf7gk0f3rs9cc46h5fffv2l8ylrb234r9fbx0px0525632"))
+        (base32 "0225c77jypjjlfw6zd53447qnrmlq1fl38xzi4mw1fr7g50s67j3"))
        (snippet
         #~(begin (use-modules (guix build utils))
                  (delete-file-recursively "C/flexed")))))