diff --git a/packages/py-nestml/package.py b/packages/py-nestml/package.py
index 30fc96c9e220407c577f98bdbd288ce8ce30bd2e..0796682744ab90e9b846d4af9b8476827f5eb69a 100644
--- a/packages/py-nestml/package.py
+++ b/packages/py-nestml/package.py
@@ -13,14 +13,14 @@ class PyNestml(PythonPackage):
     """
 
     homepage = 'https://nestml.readthedocs.org/'
-    url      = 'https://pypi.org/packages/py3/N/NESTML/NESTML-5.2.0-py3-none-any.whl'
+    url      = 'https://github.com/nest/nestml/archive/refs/tags/v6.0.0.tar.gz'
     git      = 'https://github.com/nest/nestml/'
 
     maintainers = ['clinssen', 'pnbabu', 'jougs']
 
-    version('6.0.0', sha256='224993f175b9599a3662e65afdaf57e355246c0eab5f88b795fdb089ea28b39e', expand=False)
-    version('5.3.0', sha256='8de543d7d3a166cd4d6a0d536a2d4e769513bbf8d7aeaf64458e9d9c21fe546e', expand=False)
-    version('5.2.0', sha256='acb703bf9c7f70304bd5d547dccd6a6a219f8acb298a6412df779b808241eb14', expand=False)
+    version('6.0.0', sha256='ce591bf4aa7646927aaff8768efb441a8a3ebc526d20cb156f5e4ca952b8cec4')
+    version('5.3.0', sha256='f83e4ec645faa10296715068fb93952ff3662905a3cf6d6d9218bac8e689c2fa')
+    version('5.2.0', sha256='e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855')
 
     depends_on('python@3.8:', type=('build', 'run'))
     depends_on('py-pip', type='build')