diff --git a/security/py-tuf/Makefile b/security/py-tuf/Makefile
index 513edd695d58..0b12568ae617 100644
--- a/security/py-tuf/Makefile
+++ b/security/py-tuf/Makefile
@@ -24,4 +24,7 @@ NO_ARCH=	yes
 
 PYTEST_BROKEN_TESTS=	test_cleanup TestRepoExamples # uses files missing from pypi distribution
 
+post-patch:
+	@${RM} ${WRKSRC}/pyproject.toml
+
 .include <bsd.port.mk>