diff --git a/.circleci/config.yml b/.circleci/config.yml
index c4d21156..60024f6d 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -62,7 +62,7 @@ jobs:
 
   pypi_publish:
     docker:
-      - image: cimg/python:3.6
+      - image: cimg/python:3.7
     steps:
       - checkout # checkout source code to working directory
       - run:
diff --git a/pyproject.toml b/pyproject.toml
index 2a6db3be..2c5a271d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -21,7 +21,7 @@ exclude = '''
 
 [tool.poetry]
 name = "scale-nucleus"
-version = "0.5"
+version = "0.5.0"
 description = "The official Python client library for Nucleus, the Data Platform for AI"
 license =  "MIT"
 authors = ["Scale AI Nucleus Team <nucleusapi@scaleapi.com>"]