diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index 592ef8e..a20ea64 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -23,63 +23,50 @@ jobs:
       matrix:
         version:
           - '1.10'
-        python: [3.9]
-        os:
-          - ubuntu-latest
+        python:
+          - '3.10'
+        os: [ubuntu-latest, macos-latest]
         arch:
           - x64
     steps:
-      - uses: actions/checkout@v2
+      # Cancel ongoing CI test runs if pushing to branch again before the previous tests
+      # have finished
+      - name: Cancel ongoing test runs for previous commits
+        uses: styfle/cancel-workflow-action@0.12.1
+        with:
+          access_token: ${{ github.token }}
+      # Do tests
+      - uses: actions/checkout@v4
       - name: Set up Python 🐍 ${{ matrix.python }}
         uses: actions/setup-python@v2
         with:
           python-version: ${{ matrix.python }}  
-      - name: Create environment with micromamba 🐍🖤
-        uses: mamba-org/setup-micromamba@v1
-        with: 
-          micromamba-version: '1.5.6-0'
-          environment-file: ./environment.yml
-          environment-name: oggm_env                # it is recommendable to add both name and yml file. 
-          init-shell: bash
-          cache-environment: true
-#           condarc-file: ./condarc.yml                # If necessary, we can include .condarc to configure environment
-      - name: Test creation of environment with micromamba 🔧🐍🖤
-        run: | 
-            which python
-            conda env export
-        shell: bash -el {0}
-      - name: Update certifi
-        run: | 
-            pip install --upgrade certifi
-        shell: bash -el {0}
-#       - name: Test OGGM installation 🔧🌎 
-#         run: pytest.oggm
-#         shell: bash -el {0}
-      - name: Set ENV Variables for PyCall.jl 🐍 📞
-        run: export PYTHON=/home/runner/micromamba/envs/oggm_env/bin/python
-        shell: bash -el {0}
-      - uses: julia-actions/setup-julia@v1
+#      - name: Update certifi
+#        run: | 
+#            pip install --upgrade certifi
+#        shell: bash -el {0}
+      - uses: julia-actions/setup-julia@latest
         with:
           version: ${{ matrix.version }}
           arch: ${{ matrix.arch }}
-      - name: Check Julia SSL certifications 🔎🔐
-        run: julia -e 'using NetworkOptions; println(NetworkOptions.bundled_ca_roots()); println(NetworkOptions.ca_roots())'
-        shell: bash -el {0}
-      - uses: julia-actions/cache@v1
+#      - name: Check Julia SSL certifications 🔎🔐
+#        run: julia -e 'using NetworkOptions; println(NetworkOptions.bundled_ca_roots()); println(NetworkOptions.ca_roots())'
+#        shell: bash -el {0}
+      - uses: julia-actions/cache@latest
         with:
           cache-registries: "true"
           cache-compiled: "true"
-      - uses: julia-actions/julia-buildpkg@v1
-        env:
-          PYTHON : /home/runner/micromamba/envs/oggm_env/bin/python
-          # The SSL certificate path can be readed from the action "Check Julia SSL certifications"
-          SSL_CERT_FILE: /etc/ssl/certs/ca-certificates.crt
-      - uses: julia-actions/julia-runtest@v1
-        env:
-          PYTHON : /home/runner/micromamba/envs/oggm_env/bin/python
-          SSL_CERT_FILE: /etc/ssl/certs/ca-certificates.crt
+#      - uses: julia-actions/julia-buildpkg@v1
+#        env:
+#          PYTHON : /home/runner/micromamba/envs/oggm_env/bin/python
+#          # The SSL certificate path can be readed from the action "Check Julia SSL certifications"
+#          SSL_CERT_FILE: /etc/ssl/certs/ca-certificates.crt
+      - uses: julia-actions/julia-runtest@latest
+#        env:
+#          PYTHON : /home/runner/micromamba/envs/oggm_env/bin/python
+#          SSL_CERT_FILE: /etc/ssl/certs/ca-certificates.crt
       - uses: julia-actions/julia-processcoverage@v1
-      - uses: codecov/codecov-action@v3
+      - uses: codecov/codecov-action@v4
         with:
           token: ${{secrets.CODECOV_TOKEN}}
           files: lcov.info