diff --git a/.github/workflows/code_quality.yml b/.github/workflows/code_quality.yml
index f2ea92ec..ded1f875 100644
--- a/.github/workflows/code_quality.yml
+++ b/.github/workflows/code_quality.yml
@@ -15,7 +15,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest, windows-latest, macos-latest]
-        python-version: ['3.8', '3.9', '3.10', '3.11', '3.12']
+        python-version: ['3.8', '3.9', '3.10', '3.11', '3.12', '3.13']
     uses: aws-deadline/.github/.github/workflows/reusable_python_build.yml@mainline
     with:
       os: ${{ matrix.os }}
diff --git a/README.md b/README.md
index d5c39820..b3a1c1e1 100644
--- a/README.md
+++ b/README.md
@@ -30,7 +30,7 @@ Notable features include:
 
 This library requires:
 
-1. Python 3.8 through 3.12; and
+1. Python 3.8 through 3.13; and
 2. Linux, Windows, or macOS operating system.
 
 ## Versioning
diff --git a/pyproject.toml b/pyproject.toml
index 968242ca..0014e480 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -11,7 +11,7 @@ authors = [
 dynamic = ["version"]
 readme = "README.md"
 license = "Apache-2.0"
-requires-python = ">=3.8, <3.13"
+requires-python = ">=3.8, <3.14"
 # https://pypi.org/classifiers/
 classifiers = [
   "Development Status :: 5 - Production/Stable",