diff --git i/2.1.2dev0/src/pypa-bandersnatch-0eccd9d664b7/setup.py w/2.1.2dev0/src/pypa-bandersnatch-0eccd9d664b7/setup.py
index f206e2c..10ab074 100755
--- i/2.1.2dev0/src/pypa-bandersnatch-0eccd9d664b7/setup.py
+++ w/2.1.2dev0/src/pypa-bandersnatch-0eccd9d664b7/setup.py
@@ -1,6 +1,7 @@
 #!/usr/bin/env python3

 from setuptools import setup, find_packages
+from src.bandersnatch import __version__

 # Naming these to use with tests_require - Bitbucket Pipelines will use requirements.txt for test deps
 test_deps = [
@@ -24,7 +25,7 @@ install_deps = [

 setup(
     name='bandersnatch',
-    version='2.1.2.dev0',
+    version=__version__,
     description='Mirroring tool that implements the client (mirror) side of PEP 381',
     long_description='\n\n'.join(
         [open('README').read(), open('CHANGES.txt').read()]
diff --git i/2.1.2dev0/src/pypa-bandersnatch-0eccd9d664b7/src/bandersnatch/__init__.py w/2.1.2dev0/src/pypa-bandersnatch-0eccd9d664b7/src/bandersnatch/__init__.py
index 5bb534f..5c4eedb 100644
--- i/2.1.2dev0/src/pypa-bandersnatch-0eccd9d664b7/src/bandersnatch/__init__.py
+++ w/2.1.2dev0/src/pypa-bandersnatch-0eccd9d664b7/src/bandersnatch/__init__.py
@@ -1 +1,21 @@
 # package
+
+from collections import namedtuple
+
+# a namedtuple like that given by sys.version_info
+__version_info__ = namedtuple(
+    'version_info',
+    'major minor micro releaselevel serial')(
+        major=2,
+        minor=1,
+        micro=2,
+        releaselevel='dev0',
+        serial=0
+    )
+
+if __version_info__.releaselevel:
+    __version__ = '{v.major}.{v.minor}.{v.micro}'.format(v=__version_info__)
+else:
+    __version__ = '{v.major}.{v.minor}.{v.micro}{v.releaselevel}'.format(
+        v=__version_info__
+    )
diff --git i/2.1.2dev0/src/pypa-bandersnatch-0eccd9d664b7/src/bandersnatch/utils.py w/2.1.2dev0/src/pypa-bandersnatch-0eccd9d664b7/src/bandersnatch/utils.py
index 39e3283..d832128 100644
--- i/2.1.2dev0/src/pypa-bandersnatch-0eccd9d664b7/src/bandersnatch/utils.py
+++ w/2.1.2dev0/src/pypa-bandersnatch-0eccd9d664b7/src/bandersnatch/utils.py
@@ -2,21 +2,17 @@ import contextlib
 import hashlib
 import os
 import os.path
-import pkg_resources
 import sys
 import tempfile

+from . import __version__

 def user_agent():
     template = 'bandersnatch/{version} ({python}, {system})'
     system = os.uname()
     system = ' '.join([system[0], system[4]])
-    version = pkg_resources.require("bandersnatch")[0].version
-    # Support Python 2 + 3 - No sys.subversion in Py3
-    try:
-        python = sys.subversion[0]
-    except AttributeError:
-        python = sys.implementation.name
+    version = __version__
+    python = sys.implementation.name
     python += ' {0}.{1}.{2}-{3}{4}'.format(*sys.version_info)
     return template.format(**locals())