diff --git a/.github/workflows/ci_np2.yml b/.github/workflows/ci_np2.yml
index d6fd5077..153bfb63 100644
--- a/.github/workflows/ci_np2.yml
+++ b/.github/workflows/ci_np2.yml
@@ -17,7 +17,7 @@ jobs:
       with:
         auto-update-conda: true
         environment-file: environment_np2.yml
-        python-version: '3.13'
+        python-version: '3.14'
     - name: Conda info
       shell: bash -l {0}
       run: |
diff --git a/environment_np2.yml b/environment_np2.yml
index fc70a8cd..c34b729b 100644
--- a/environment_np2.yml
+++ b/environment_np2.yml
@@ -3,13 +3,14 @@ channels:
   - conda-forge
   - defaults
   - numba
+  - numba/label/dev
 dependencies:
   - coverage
   - coveralls
   - numpy>=2
   - scipy
   - pandas
-  - numba>=0.62
+  - numba=0.63.0b1
   - sympy
   - ipython
   - flake8