diff --git a/.github/workflows/core.yml b/.github/workflows/core.yml
index 1eff078a51..aa17938239 100644
--- a/.github/workflows/core.yml
+++ b/.github/workflows/core.yml
@@ -88,7 +88,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ['3.9', '3.10', '3.11', '3.12']
+        python-version: ['3.9', '3.10', '3.11', '3.12', '3.13']
         os:
           - linux
           - win64
@@ -101,8 +101,9 @@ jobs:
             # only generate coverage report for a single python version in the matrix
             # to avoid overloading Codecov
             cov-report: true
+
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: ./.github/actions/display-debug-info
       - name: Set up Conda environment
         uses: conda-incubator/setup-miniconda@v3
@@ -110,6 +111,7 @@ jobs:
           activate-environment: ${{ env.IDAES_CONDA_ENV_NAME_DEV }}
           python-version: ${{ matrix.python-version }}
           miniforge-version: latest
+
       - name: Set up idaes
         uses: ./.github/actions/setup-idaes
         with:
@@ -128,7 +130,7 @@ jobs:
           name: coverage-report-${{ matrix.os }}
           path: coverage.xml
           if-no-files-found: error
-
+          
   upload-coverage:
     name: Upload coverage report (Codecov)
     needs: [pytest]
diff --git a/.github/workflows/integration.yml b/.github/workflows/integration.yml
index ebe163df9c..0aa450688c 100644
--- a/.github/workflows/integration.yml
+++ b/.github/workflows/integration.yml
@@ -87,7 +87,6 @@ jobs:
         run: |
           import json
           from os import environ as env
-
           def _display_on_run_dashboard(msg):
               # workflow warnings are displayed on the workflow run dashboard,
               # so we use this as a way to display a short summary of why this workflow is being run
@@ -95,16 +94,13 @@ jobs:
               print(f'::warning ::{msg}')
           def _set_output(name, val):
               print(f'::set-output name={name}::{val}')
-
           event_name = env["GITHUB_EVENT_NAME"]
           event_action = env["_GITHUB_EVENT_ACTION"]
           is_pr = 'pull_request' in event_name.lower()
           # if the event is not a PR event, the "is_pr_approved" env var will be set to an empty string,
           # which cannot be parsed as valid json
           is_pr_approved = json.loads(env.get("is_pr_approved") or "null")
-
           workflow_trigger = 'undetermined'
-
           if is_pr:
               if event_action == 'labeled':
                   workflow_trigger = 'user_dispatch'
@@ -114,11 +110,9 @@ jobs:
                   workflow_trigger = 'unapproved_pr'
           else:
               workflow_trigger = 'not_pr'
-
           msg = f'{workflow_trigger=}    event/action={event_name}/{event_action or "N/A"}    is_pr_approved={is_pr_approved or "N/A"}'
           _display_on_run_dashboard(msg)
           _set_output('workflow-trigger', workflow_trigger)
-
   pytest:
     name: pytest (py${{ matrix.python-version }}/${{ matrix.os }}/integration)
     runs-on: ${{ matrix.runner-image }}
@@ -132,7 +126,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ['3.9', '3.10', '3.11', '3.12']
+        python-version: ['3.9', '3.10', '3.11', '3.12', '3.13']
         os:
           - linux
           - win64
@@ -170,7 +164,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ['3.9', '3.10', '3.11', '3.12']
+        python-version: ['3.9', '3.10', '3.11', '3.12', '3.13']
         os:
           - linux
           - win64
@@ -259,4 +253,4 @@ jobs:
         run: |
           pushd "$(mktemp -d)"
           pip install pytest
-          pytest --pyargs idaes -W ignore -rs
+          pytest --pyargs idaes -W ignore -rs
\ No newline at end of file
diff --git a/README.md b/README.md
index da9c1b779a..a5fe54b28a 100644
--- a/README.md
+++ b/README.md
@@ -86,6 +86,8 @@ for Python 3. The following sub-versions are supported:
 * Python 3.10
 * Python 3.11
 * Python 3.12
+* Python 3.13
+
 
 > [!IMPORTANT]
 > Note that Python 3.8 is no longer officially supported.
diff --git a/docs/conf.py b/docs/conf.py
index 3171de2567..e4623e69f6 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -90,7 +90,7 @@
 todo_include_todos = False
 
 # Global constants for supported Python versions
-IDAES_PV_MIN, IDAES_PV_MAX, IDAES_PV_DEFAULT = "3.9", "3.12", "3.10"
+IDAES_PV_MIN, IDAES_PV_MAX, IDAES_PV_DEFAULT = "3.9", "3.13", "3.10"
 
 # This block of text will be virtually present at the end of every file.
 # Used here to define substitutions for re-used URLs, e.g. just add "|examples-site|" to
diff --git a/setup.py b/setup.py
index 8f8ad6d0c0..7c5880050a 100644
--- a/setup.py
+++ b/setup.py
@@ -37,9 +37,7 @@ class ExtraDependencies:
     """
 
     ui = [
-        # FIXME this must be changed to the PyPI distribution for the release
-        # "idaes-ui",
-        "idaes-ui @ git+https://github.com/IDAES/idaes-ui@main",
+        "idaes-ui",
     ]
     omlt = [
         "omlt==1.1",  # fix the version for now as package evolves
@@ -52,11 +50,7 @@ class ExtraDependencies:
     coolprop = [
         "coolprop>=7.0",  # idaes.generic_models.properties.general.coolprop
     ]
-    testing = [
-        "pytest",
-        "addheader",
-        "pyyaml",
-    ]
+    testing = ["pytest", "addheader", "pyyaml"]
 
     def __init__(self):
         self._data = dict(type(self).__dict__)
@@ -156,6 +150,7 @@ def __getitem__(self, key):
         "Programming Language :: Python :: 3.10",
         "Programming Language :: Python :: 3.11",
         "Programming Language :: Python :: 3.12",
+        "Programming Language :: Python :: 3.13",
         "Programming Language :: Python :: Implementation :: CPython",
         "Topic :: Scientific/Engineering :: Mathematics",
         "Topic :: Scientific/Engineering :: Chemistry",