# \#twine

**URL:** https://community.sonatype.com/tag/twine/275.md

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## [Twine upload fails with “license-expression introduced in metadata version 2.4, not 2.3” for wheel uploaded to Nexus PyPI repo](https://community.sonatype.com/t/twine-upload-fails-with-license-expression-introduced-in-metadata-version-2-4-not-2-3-for-wheel-uploaded-to-nexus-pypi-repo/16220)

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**Author:** [@pogacnik](https://community.sonatype.com/u/pogacnik)\
**Replies:** 2\
**Last updated:** [May 6, 2026, 7:25am UTC](https://community.sonatype.com/t/twine-upload-fails-with-license-expression-introduced-in-metadata-version-2-4-not-2-3-for-wheel-uploaded-to-nexus-pypi-repo/16220 "2026-05-06T07:25:50Z")

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Hello, I ran into an issue while uploading a Python wheel to a Nexus Repository PyPI repository and I’m trying to understand whether others have seen the same thing and how you handled it. Command used: python3 -m twi…