diff --git a/MANIFEST.in b/MANIFEST.in
index f6419e2..4c7726d 100644
--- a/MANIFEST.in
+++ b/MANIFEST.in
@@ -1,5 +1,7 @@
 include LICENSE
 include README.md
+include setup.py
+include setup.cfg
 include twined/schema/children_schema.json
 include twined/schema/manifest_schema.json
 include twined/schema/twine_schema.json
diff --git a/setup.cfg b/setup.cfg
index b88034e..b5069ea 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,2 +1,3 @@
 [metadata]
-description-file = README.md
+long_description = file: README.md
+long_description_content_type = text/markdown; charset=UTF-8
\ No newline at end of file
diff --git a/setup.py b/setup.py
index 69acbe5..670be80 100644
--- a/setup.py
+++ b/setup.py
@@ -19,7 +19,7 @@
     py_modules=[],
     install_requires=["jsonschema ~= 3.2.0"],
     url="https://www.github.com/octue/twined",
-    license=license_text,
+    license='MIT',
     author="Octue (github: octue)",
     description="A library to help digital twins and data services talk to one another",
     long_description=readme_text,