diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index cebe8f4e..2f7423d8 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -20,7 +20,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: actions/setup-python@v4
         with:
-          python-version: "3.11"
+          python-version: "3.12"
       - uses: julia-actions/setup-julia@v1
         with:
           version: '1.9.2'
@@ -37,7 +37,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: actions/setup-python@v4
         with:
-          python-version: "3.11"
+          python-version: "3.12"
       - name: flake8 Lint
         uses: py-actions/flake8@v2
         with:
@@ -56,6 +56,7 @@ jobs:
             miniforge-version: latest
             activate-environment: env
             use-mamba: true
+            python-version: "3.12"
       - name: Add conda to system path
         run: |
           echo $CONDA/bin >> $GITHUB_PATH