diff --git a/gnu/packages/python-science.scm b/gnu/packages/python-science.scm
index 9718e11bda..7c95482b6a 100644
--- a/gnu/packages/python-science.scm
+++ b/gnu/packages/python-science.scm
@@ -1326,15 +1326,18 @@ necessary for reproducing the experiments in the paper.")
 (define-public python-hepunits
   (package
     (name "python-hepunits")
-    (version "2.3.5")
+    (version "2.4.4")
     (source
      (origin
        (method url-fetch)
        (uri (pypi-uri "hepunits" version))
        (sha256
-        (base32 "1n1nf2rz2d86qzjmcwykbc16jzsqb45vs8lyksg98b3jd8nwsd4l"))))
+        (base32 "1sq597amy82wnw7q61i9q2ylmp1cpnwdg7jrzxmv6kryz8lyfihq"))))
     (build-system pyproject-build-system)
-    (native-inputs (list python-hatch-vcs python-hatchling python-pytest))
+    (native-inputs (list python-hatch-vcs
+                         python-hatchling
+                         python-pint
+                         python-pytest))
     (home-page "https://github.com/scikit-hep/hepunits")
     (synopsis "Units and constants in the HEP system of units")
     (description "@code{hepunits} collects the most commonly used units and