Apparently all of the version numbers have to match.

Author: howethomas

pyproject.toml

@@ -1,8 +1,8 @@
 [tool.poetry]
 name = "vcon"
-version = "0.3.1"
+version = "0.3.3"
 description = "The vCon library"
-authors = ["pair <dev_team@strolid.com>"]
+authors = ["ghostofbasho@gmail.com"]
 license = "MIT"
 readme = "README.md"
 packages = [

setup.py

@@ -5,7 +5,7 @@
 
 setup(
     name="vcon",
-    version="0.3.0",
+    version="0.3.3",
     author="Thomas McCarthy-Howe",
     author_email="ghostofbasho@gmail.com",
     description="A package for working with vCon containers",