diff --git a/.github/workflows/publish-to-test-pypi.yml b/.github/workflows/publish-to-test-pypi.yml
index 2e0ce698..cec62bf6 100644
--- a/.github/workflows/publish-to-test-pypi.yml
+++ b/.github/workflows/publish-to-test-pypi.yml
@@ -18,7 +18,7 @@ jobs:
     - name: Set up Python
       uses: actions/setup-python@v1
       with:
-        python-version: 3.7
+        python-version: 3.13
     - name: Install pep517
       run: >-
         python -m pip install pep517
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 1f58c1f6..34794845 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -15,7 +15,7 @@ jobs:
       fail-fast: false
       max-parallel: 4
       matrix:
-        python-version: [2.7, 3.7, 3.8, 3.9, "3.10", "3.11", "3.12-dev"]
+        python-version: [2.7, 3.7, 3.8, 3.9, "3.10", "3.11", "3.12", "3.13"]
 
     steps:
     - name: Checkout Code
diff --git a/README.md b/README.md
index f86f661a..510c90a2 100644
--- a/README.md
+++ b/README.md
@@ -6,7 +6,7 @@ pycoin -- Python Cryptocoin Utilities
 =====================================
 
 The pycoin library implements many utilities useful when dealing with bitcoin and some bitcoin-like
-alt-coins. It has been tested with Python 2.7, 3.6 and 3.7.
+alt-coins. It has been tested with Python 2.7, 3.7-3.13.
 
 See also [pycoinnet](http://github.com/richardkiss/pycoinnet/) for a library that speaks the bitcoin protocol.
 
diff --git a/pycoin/__init__.py b/pycoin/__init__.py
index ffe2208c..ef853897 100644
--- a/pycoin/__init__.py
+++ b/pycoin/__init__.py
@@ -1,16 +1,21 @@
-from pkg_resources import get_distribution, DistributionNotFound
+version = "unknown"
 
 try:
+    from pkg_resources import get_distribution
+
     version = get_distribution(__name__).version
-except DistributionNotFound:
-    # package is not installed
-    version = "unknown"
+except ImportError:
+    from importlib.metadata import version
+
+    version = version("pycoin")
+except Exception:
+    pass
 
-__title__ = 'pycoin'
-__author__ = 'Richard Kiss'
+__title__ = "pycoin"
+__author__ = "Richard Kiss"
 __version__ = version
-__license__ = 'MIT'
-__copyright__ = 'Copyright 2018 Richard Kiss'
+__license__ = "MIT"
+__copyright__ = "Copyright 2018 Richard Kiss"
 
 """
 :copyright: (c) 2018 by Richard Kiss