diff --git a/pre_commit_nb/base64_to_image_files.py b/pre_commit_nb/base64_to_image_files.py
index 7ea5d25..b41b1d4 100644
--- a/pre_commit_nb/base64_to_image_files.py
+++ b/pre_commit_nb/base64_to_image_files.py
@@ -4,7 +4,7 @@
 import os
 import re
 import subprocess
-import urllib
+import urllib.request
 import uuid
 from typing import Optional, Sequence
 from urllib.parse import urlparse
diff --git a/setup.py b/setup.py
index 120f972..2c40c32 100644
--- a/setup.py
+++ b/setup.py
@@ -6,7 +6,7 @@
 
 setup(
     name="pre_commit_nb",
-    version="0.2.1a",
+    version="0.2.1a1",
     description="Set of git pre-commit hooks for Jupyter Notebooks compatible with https://pre-commit.com/ framework",
     long_description=long_description,
     long_description_content_type="text/markdown",  # This is important!