diff --git a/py.pypi.sh b/py.pypi.sh
index 1545b8c..e3214d1 100755
--- a/py.pypi.sh
+++ b/py.pypi.sh
@@ -7,6 +7,8 @@ set \
 	\
 	"uv" \
 	\
+	"Cython" \
+	\
 	"pelican" \
 	\
 	"hatch" \