diff --git a/gnu/packages/astronomy.scm b/gnu/packages/astronomy.scm
index d8270e47b8..b2948bd903 100644
--- a/gnu/packages/astronomy.scm
+++ b/gnu/packages/astronomy.scm
@@ -3393,13 +3393,13 @@ Moon position, etc.")
 (define-public python-jplephem
   (package
     (name "python-jplephem")
-    (version "2.20")
+    (version "2.21")
     (source
      (origin
        (method url-fetch)
        (uri (pypi-uri "jplephem" version))
        (sha256
-        (base32 "1yp1l3n07849411099f976ps0pyv8jk8k5l9da9nhv54ir86v65v"))))
+        (base32 "0mcdhb22vwbyavcnkcwchj0cxnxsvaw5563v464ipwlm0rhln69l"))))
     (build-system pyproject-build-system)
     (arguments
      (list