diff --git a/db_facts/__init__.py b/db_facts/__init__.py
index f967fbe..83510b4 100644
--- a/db_facts/__init__.py
+++ b/db_facts/__init__.py
@@ -1,4 +1,5 @@
 __all__ = [
+    '__version__',
     'db',
     'DBFacts',
     'UserErrorException'
@@ -8,3 +9,4 @@
 from .db_facts_types import DBFacts
 from .runner import Runner  # noqa - flake8 false positive
 from .db_info import db
+from .version import __version__
diff --git a/db_facts/version.py b/db_facts/version.py
new file mode 100644
index 0000000..d6497a8
--- /dev/null
+++ b/db_facts/version.py
@@ -0,0 +1 @@
+__version__ = '4.0.0'
diff --git a/docs/source/conf.py b/docs/source/conf.py
index 27f83a9..e051530 100644
--- a/docs/source/conf.py
+++ b/docs/source/conf.py
@@ -13,7 +13,7 @@
 import os
 import sys
 sys.path.insert(0, os.path.abspath('../../db-facts/'))
-
+import db_facts  # noqa
 
 # -- Project information -----------------------------------------------------
 
@@ -22,7 +22,7 @@
 author = 'Vince Broz'
 
 # The full version, including alpha/beta/rc tags
-release = '4.0.0'
+release = db_facts.version.__version__
 
 
 # -- General configuration ---------------------------------------------------
diff --git a/metrics/bigfiles_high_water_mark b/metrics/bigfiles_high_water_mark
index 2921a15..446dfcc 100644
--- a/metrics/bigfiles_high_water_mark
+++ b/metrics/bigfiles_high_water_mark
@@ -1 +1 @@
-360
+369
diff --git a/metrics/coverage_high_water_mark b/metrics/coverage_high_water_mark
index 8a1a0f9..6ccb09b 100644
--- a/metrics/coverage_high_water_mark
+++ b/metrics/coverage_high_water_mark
@@ -1 +1 @@
-97.9400
\ No newline at end of file
+97.9500
\ No newline at end of file
diff --git a/metrics/mypy_high_water_mark b/metrics/mypy_high_water_mark
index 4de54a5..23993e1 100644
--- a/metrics/mypy_high_water_mark
+++ b/metrics/mypy_high_water_mark
@@ -1 +1 @@
-73.1700
\ No newline at end of file
+73.2400
\ No newline at end of file
diff --git a/setup.py b/setup.py
index d91ae76..7b08849 100644
--- a/setup.py
+++ b/setup.py
@@ -5,11 +5,20 @@
 from distutils.cmd import Command
 from setuptools import setup, find_packages
 from setuptools.command.install import install
+from typing import Optional
 import os
 import sys
 
 
-VERSION = '4.0.0'
+__version__: Optional[str] = None
+# Read in and set version variable without the overhead/requirements
+# of the rest of the package.
+#
+# https://milkr.io/kfei/5-common-patterns-to-version-your-Python-package/5
+dir_path = os.path.dirname(os.path.realpath(__file__))
+with open(os.path.join(dir_path, 'db_facts', 'version.py')) as f:
+    exec(f.read())
+    assert __version__ is not None
 
 
 # From https://circleci.com/blog/continuously-deploying-python-packages-to-pypi-with-circleci/
@@ -19,11 +28,11 @@ class VerifyVersionCommand(install):
 
     def run(self):
         tag = os.getenv('CIRCLE_TAG')
-        tag_formatted_version = f'v{VERSION}'
+        tag_formatted_version = f'v{__version__}'
 
         if tag != tag_formatted_version:
             info = "Git tag: {0} does not match the version of this app: {1}".format(
-                tag, VERSION
+                tag, __version__
             )
             sys.exit(info)
 
@@ -96,10 +105,10 @@ def initialize_options(self) -> None:
     long_description = f.read()
 
 setup(name='db_facts',
-      version=VERSION,
+      version=__version__,  # noqa
       description='Database connection configuration manager',
       long_description=long_description,
-      download_url=f'https://github.com/bluelabsio/db-facts/tarball/{VERSION}',
+      download_url=f'https://github.com/bluelabsio/db-facts/tarball/{__version__}',  # noqa
       author='Vince Broz',
       author_email='opensource@bluelabs.com',
       packages=find_packages(),