diff -ur sunpy-6.0.1.orig/pyproject.toml sunpy-6.0.1/pyproject.toml
--- sunpy-6.0.1.orig/pyproject.toml	2024-08-16 02:26:49.000000000 +0200
+++ sunpy-6.0.1/pyproject.toml	2024-08-17 21:52:29.312141037 +0200
@@ -149,8 +149,12 @@
 license-files = ["LICENSE.rst"]
 
 [tool.setuptools.packages.find]
+include = ["sunpy*"]
 exclude = ["sunpy._dev"]
 
+[tool.setuptools.exclude-package-data]
+"*" = ["*.c", "*.h"]
+
 [tool.setuptools_scm]
 write_to = "sunpy/_version.py"