diff --git a/.github/workflows/build_workflow.yml b/.github/workflows/build_workflow.yml
index 6d621e1..3ec8928 100644
--- a/.github/workflows/build_workflow.yml
+++ b/.github/workflows/build_workflow.yml
@@ -51,7 +51,7 @@ jobs:
         shell: bash -l {0}
     strategy:
       matrix:
-        python-version: ["3.9", "3.10", "3.11"]
+        python-version: ["3.9", "3.10", "3.11", "3.12"]
     steps:
       - id: skip_check
         uses: fkirc/skip-duplicate-actions@master
@@ -84,19 +84,21 @@ jobs:
           channels: conda-forge
           channel-priority: strict
           auto-update-conda: true
-          # IMPORTANT: This needs to be set for caching to work properly!
-          use-only-tar-bz2: true
           python-version: ${{ matrix.python-version }}
 
       - if: ${{ steps.skip_check.outputs.should_skip != 'true' }}
         name: Install pyremap
         run: |
-          conda install --file dev-spec.txt
+          conda create -n pyremap_dev --file dev-spec.txt \
+              python=${{ matrix.python-version }}
+          conda activate pyremap_dev
           python -m pip install .
 
       - if: ${{ steps.skip_check.outputs.should_skip != 'true' }}
         name: Run Tests
         env:
           CHECK_IMAGES: False
-        run: pytest --pyargs pyremap
+        run: |
+            conda activate pyremap_dev
+            pytest --pyargs pyremap
 
diff --git a/ci/python3.12.yaml b/ci/python3.12.yaml
new file mode 100644
index 0000000..f356c31
--- /dev/null
+++ b/ci/python3.12.yaml
@@ -0,0 +1,8 @@
+channel_sources:
+- conda-forge,defaults
+pin_run_as_build:
+  python:
+    min_pin: x.x
+    max_pin: x.x
+python:
+- '3.12'
diff --git a/ci/recipe/meta.yaml b/ci/recipe/meta.yaml
index 12577d4..93eb40f 100644
--- a/ci/recipe/meta.yaml
+++ b/ci/recipe/meta.yaml
@@ -15,10 +15,10 @@ build:
 
 requirements:
   host:
-    - python >=3.8
+    - python >=3.9
     - pip
   run:
-    - python >=3.8
+    - python >=3.9
     - numpy
     - scipy
     - netcdf4
diff --git a/dev-spec.txt b/dev-spec.txt
index f7a2deb..da6b343 100644
--- a/dev-spec.txt
+++ b/dev-spec.txt
@@ -2,7 +2,7 @@
 # $ conda create --name <env> --file <this file>
 
 # Base
-python >=3.8
+python >=3.9
 dask
 esmf
 nco >=4.8.1
diff --git a/setup.py b/setup.py
index b57c663..0da1f84 100755
--- a/setup.py
+++ b/setup.py
@@ -32,10 +32,10 @@
           'Intended Audience :: Science/Research',
           'Programming Language :: Python',
           'Programming Language :: Python :: 3',
-          'Programming Language :: Python :: 3.8',
           'Programming Language :: Python :: 3.9',
           'Programming Language :: Python :: 3.10',
           'Programming Language :: Python :: 3.11',
+          'Programming Language :: Python :: 3.12',
           'Topic :: Scientific/Engineering',
       ],
       packages=find_packages(),