diff --git a/.github/workflows/build-and-deploy-on-pypi.yml b/.github/workflows/build-and-deploy-on-pypi.yml
index b435909f..4c2c806f 100644
--- a/.github/workflows/build-and-deploy-on-pypi.yml
+++ b/.github/workflows/build-and-deploy-on-pypi.yml
@@ -19,10 +19,10 @@ jobs:
       - uses: actions/checkout@v4
         with:
           fetch-depth: 0
-      - name: Set up Python 3.13
+      - name: Set up Python 3.14
         uses: actions/setup-python@v4
         with:
-          python-version: "3.13"
+          python-version: "3.14"
       - name: Install pep517
         run: >-
           python -m
diff --git a/.github/workflows/create-condalock-file.yml b/.github/workflows/create-condalock-file.yml
index 6a10efb5..7ea18d28 100644
--- a/.github/workflows/create-condalock-file.yml
+++ b/.github/workflows/create-condalock-file.yml
@@ -27,7 +27,7 @@ jobs:
         with:
           auto-update-conda: true
           activate-environment: activestorage-fromlock
-          python-version: "3.13"
+          python-version: "3.14"
           miniforge-version: "latest"
           use-mamba: true
       - name: Show conda config
diff --git a/.github/workflows/install-from-condalock-file.yml b/.github/workflows/install-from-condalock-file.yml
index 4448895d..99b0bf75 100644
--- a/.github/workflows/install-from-condalock-file.yml
+++ b/.github/workflows/install-from-condalock-file.yml
@@ -21,7 +21,7 @@ jobs:
     runs-on: "ubuntu-latest"
     strategy:
       matrix:
-        python-version: ["3.10", "3.11", "3.12", "3.13"]
+        python-version: ["3.10", "3.11", "3.12", "3.13", "3.14"]
       fail-fast: false
     name: Linux Python ${{ matrix.python-version }}
     steps:
diff --git a/.github/workflows/run-s3-test-push.yml b/.github/workflows/run-s3-test-push.yml
index 15a68299..24d51c4f 100644
--- a/.github/workflows/run-s3-test-push.yml
+++ b/.github/workflows/run-s3-test-push.yml
@@ -15,7 +15,7 @@ jobs:
     runs-on: "ubuntu-latest"
     strategy:
       matrix:
-        python-version: ["3.13"]
+        python-version: ["3.14"]
       fail-fast: false
     name: Linux Python ${{ matrix.python-version }}
     steps:
diff --git a/.github/workflows/run-test-push.yml b/.github/workflows/run-test-push.yml
index 8249583d..dbd0e962 100644
--- a/.github/workflows/run-test-push.yml
+++ b/.github/workflows/run-test-push.yml
@@ -13,7 +13,7 @@ jobs:
     runs-on: "ubuntu-latest"
     strategy:
       matrix:
-        python-version: ["3.13"]  # latest only
+        python-version: ["3.14"]  # latest only
       fail-fast: false
     name: Linux Python ${{ matrix.python-version }}
     steps:
diff --git a/.github/workflows/run-tests-condaforge.yml b/.github/workflows/run-tests-condaforge.yml
index e447748d..03f57850 100644
--- a/.github/workflows/run-tests-condaforge.yml
+++ b/.github/workflows/run-tests-condaforge.yml
@@ -17,7 +17,7 @@ jobs:
     runs-on: "ubuntu-latest"
     strategy:
       matrix:
-        python-version: ["3.10", "3.11", "3.12", "3.13"]
+        python-version: ["3.10", "3.11", "3.12", "3.13", "3.14"]
       fail-fast: false
     name: Linux Python ${{ matrix.python-version }}
     steps:
@@ -50,7 +50,7 @@ jobs:
     runs-on: "macos-latest"
     strategy:
       matrix:
-        python-version: ["3.10", "3.11", "3.12", "3.13"]
+        python-version: ["3.10", "3.11", "3.12", "3.13", "3.14"]
       fail-fast: false
     name: OSX Python ${{ matrix.python-version }}
     steps:
diff --git a/.github/workflows/run-tests.yml b/.github/workflows/run-tests.yml
index c6193e7e..24d03a66 100644
--- a/.github/workflows/run-tests.yml
+++ b/.github/workflows/run-tests.yml
@@ -17,7 +17,7 @@ jobs:
     runs-on: "ubuntu-latest"
     strategy:
       matrix:
-        python-version: ["3.10", "3.11", "3.12", "3.13"]
+        python-version: ["3.10", "3.11", "3.12", "3.13", "3.14"]
       fail-fast: false
     name: Linux Python ${{ matrix.python-version }}
     steps:
@@ -42,7 +42,7 @@ jobs:
     runs-on: "macos-latest"
     strategy:
       matrix:
-        python-version: ["3.10", "3.11", "3.12", "3.13"]
+        python-version: ["3.10", "3.11", "3.12", "3.13", "3.14"]
       fail-fast: false
     name: OSX Python ${{ matrix.python-version }}
     steps:
diff --git a/.github/workflows/test_s3_minio.yml b/.github/workflows/test_s3_minio.yml
index a5dfe1c1..7fca0146 100644
--- a/.github/workflows/test_s3_minio.yml
+++ b/.github/workflows/test_s3_minio.yml
@@ -19,7 +19,7 @@ jobs:
     runs-on: "ubuntu-latest"
     strategy:
       matrix:
-        python-version: ["3.10", "3.11", "3.12", "3.13"]
+        python-version: ["3.10", "3.11", "3.12", "3.13", "3.14"]
       fail-fast: false
     name: Linux Python ${{ matrix.python-version }}
     steps:
diff --git a/environment.yml b/environment.yml
index 2c35bec6..b641b7de 100644
--- a/environment.yml
+++ b/environment.yml
@@ -7,7 +7,6 @@ channels:
 dependencies:
   - python >=3.10
   - pyfive >=0.5.0  # earliest support for advanced Pyfive
-  - dask !=2024.8.0  # github.com/dask/dask/issues/11296
   - fsspec
   - h5netcdf
   - netcdf4
diff --git a/pyproject.toml b/pyproject.toml
index 3822746c..442e3fb3 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -24,6 +24,7 @@ classifiers = [
     "Programming Language :: Python :: 3.11",
     "Programming Language :: Python :: 3.12",
     "Programming Language :: Python :: 3.13",
+    "Programming Language :: Python :: 3.14",
     "Topic :: Scientific/Engineering",
     "Topic :: Scientific/Engineering :: Atmospheric Science",
     "Topic :: Scientific/Engineering :: Physics",
@@ -33,7 +34,6 @@ dynamic = [
     "version",
 ]
 dependencies = [
-    "dask!=2024.8.0",  # github.com/dask/dask/issues/11296
     "fsspec",
     "h5netcdf",
     "netcdf4",
@@ -66,6 +66,10 @@ doc = [
     "sphinx",
     "sphinx_rtd_theme",
 ]
+# run dask-demo
+demo = [
+    "dask!=2024.8.0",  # github.com/dask/dask/issues/11296
+]
 # to be added when functionality provided
 # develop = [
 #     "pre-commit",