diff --git a/.github/workflows/pypi-express-relay-utils.yml b/.github/workflows/pypi-express-relay-utils.yml
index f3b9991c..0968c3bf 100644
--- a/.github/workflows/pypi-express-relay-utils.yml
+++ b/.github/workflows/pypi-express-relay-utils.yml
@@ -5,15 +5,20 @@ on:
     tags:
       - "python-v*"
 
+env:
+  PYTHON_VERSION: "3.11"
+
 jobs:
   deploy:
     runs-on: ubuntu-20.04
     steps:
       - uses: actions/checkout@v2
       - uses: actions/setup-python@v2
+        with:
+          python-version: ${{ env.PYTHON_VERSION }}
       - name: Install dependencies
         run: |
-          python3.11 -m pip install --upgrade poetry
+          python3 -m pip install --upgrade poetry
           poetry install
         working-directory: "express_relay/sdk/python/express_relay"
       - name: Build and publish
diff --git a/express_relay/sdk/python/express_relay/client.py b/express_relay/sdk/python/express_relay/client.py
index 1ba7dd3d..df9193a6 100644
--- a/express_relay/sdk/python/express_relay/client.py
+++ b/express_relay/sdk/python/express_relay/client.py
@@ -9,7 +9,7 @@ import httpx
 import websockets
 from websockets.client import WebSocketClientProtocol
 from eth_account.account import Account
-from express_relay.types import (
+from express_relay.express_relay_types import (
     Opportunity,
     BidStatusUpdate,
     ClientMessage,
diff --git a/express_relay/sdk/python/express_relay/types.py b/express_relay/sdk/python/express_relay/express_relay_types.py
similarity index 100%
rename from express_relay/sdk/python/express_relay/types.py
rename to express_relay/sdk/python/express_relay/express_relay_types.py
diff --git a/express_relay/sdk/python/express_relay/searcher/examples/simple_searcher.py b/express_relay/sdk/python/express_relay/searcher/examples/simple_searcher.py
index 50b536e1..3af63e64 100644
--- a/express_relay/sdk/python/express_relay/searcher/examples/simple_searcher.py
+++ b/express_relay/sdk/python/express_relay/searcher/examples/simple_searcher.py
@@ -3,7 +3,7 @@ import asyncio
 import logging
 from eth_account.account import Account
 from express_relay.client import ExpressRelayClient, sign_bid
-from express_relay.types import (
+from express_relay.express_relay_types import (
     Opportunity,
     OpportunityBid,
     Bytes32,
diff --git a/express_relay/sdk/python/pyproject.toml b/express_relay/sdk/python/pyproject.toml
index 41b7b941..9c2ce1fa 100644
--- a/express_relay/sdk/python/pyproject.toml
+++ b/express_relay/sdk/python/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "express-relay"
-version = "0.4.0"
+version = "0.4.1"
 description = "Utilities for searchers and protocols to interact with the Express Relay protocol."
 authors = ["dourolabs"]
 license = "Proprietary"