diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 2a2727b7..23263c17 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -33,10 +33,12 @@ jobs:
       fail-fast: false
 
       matrix:
-        python-version: ["3.10"]
+        python-version: ["3.12"]
         include:
           - python-version: 3.9
             if: github.event_name == 'pull_request'
+          - python-version: 3.10
+            if: github.event_name == 'pull_request'
           - python-version: 3.11
             if: github.event_name == 'pull_request'
 
@@ -111,10 +113,12 @@ jobs:
       fail-fast: false
 
       matrix:
-        python-version: ["3.10"]
+        python-version: ["3.12"]
         include:
           - python-version: 3.9
             if: github.event_name == 'pull_request'
+          - python-version: 3.10
+            if: github.event_name == 'pull_request'
           - python-version: 3.11
             if: github.event_name == 'pull_request'
 
@@ -174,10 +178,12 @@ jobs:
       fail-fast: false
 
       matrix:
-        python-version: ["3.10"]
+        python-version: ["3.12"]
         include:
           - python-version: 3.9
             if: github.event_name == 'pull_request'
+          - python-version: 3.10
+            if: github.event_name == 'pull_request'
           - python-version: 3.11
             if: github.event_name == 'pull_request'
 
diff --git a/pyproject.toml b/pyproject.toml
index e4d9f51d..d5499809 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -17,6 +17,7 @@ classifiers = [
     "Programming Language :: Python :: 3.9",
     "Programming Language :: Python :: 3.10",
     "Programming Language :: Python :: 3.11",
+    "Programming Language :: Python :: 3.12",
 ]
 keywords = ["desc", "python", "registry"]
 # NOTE: Those needing to create a database will also need to install the
@@ -27,7 +28,7 @@ dependencies = [
     'pyyaml',
     'pandas'
 ]
-requires-python = ">=3.9,<3.12" # Supported versions (in CI)
+requires-python = ">=3.9,<=3.12" # Supported versions (in CI)
 
 [tool.setuptools.dynamic]
 version = {attr = "dataregistry._version.__version__"}