diff --git a/gnu/packages/astronomy.scm b/gnu/packages/astronomy.scm
index ced57355eb0..8250dc8304e 100644
--- a/gnu/packages/astronomy.scm
+++ b/gnu/packages/astronomy.scm
@@ -8094,6 +8094,7 @@ and CAS statistics), as well as fitting 2D Sérsic profiles.")
            python-crds
            python-psutil
            python-pytest
+           python-pytest-asdf-plugin
            python-pytest-doctestplus
            python-pytest-xdist
            python-scipy
@@ -8101,7 +8102,7 @@ and CAS statistics), as well as fitting 2D Sérsic profiles.")
            python-setuptools-scm
            python-wheel))
     (propagated-inputs
-     (list python-asdf
+     (list python-asdf-4
            python-asdf-astropy
            python-astropy
            python-numpy))