diff --git a/gnu/packages/python-xyz.scm b/gnu/packages/python-xyz.scm
index c01862f42f..8ff8e3aab4 100644
--- a/gnu/packages/python-xyz.scm
+++ b/gnu/packages/python-xyz.scm
@@ -21786,7 +21786,7 @@ (define-public python-lazy-loader
                 "1lacaz292qxpgw6kxiirkx6sv9c5883nq4ssm3hs94cvb2153is7"))))
     (build-system pyproject-build-system)
     (native-inputs
-     (list python-numpy python-pytest))
+     (list python-numpy python-pytest python-setuptools))
     (propagated-inputs
      (list python-flit-core))
     (home-page "https://scientific-python.org/specs/spec-0001/")