diff --git a/.github/workflows/pytests-upstream.yml b/.github/workflows/pytests-upstream.yml
index 05c99a5c..c5c5242c 100644
--- a/.github/workflows/pytests-upstream.yml
+++ b/.github/workflows/pytests-upstream.yml
@@ -104,7 +104,7 @@ jobs:
           echo "PYTHON_VERSION=${{ matrix.python-version }}" >> $GITHUB_ENV
 
       - name: Setup Micromamba ${{ matrix.python-version }}
-        uses: mamba-org/setup-micromamba@v1
+        uses: mamba-org/setup-micromamba@v2
         with:
           micromamba-version: '1.5.10-0'
           environment-name: argopy-tests
@@ -231,7 +231,7 @@ jobs:
           echo "PYTHON_VERSION=${{ matrix.python-version }}" >> $GITHUB_ENV
 
       - name: Setup Micromamba ${{ matrix.python-version }}
-        uses: mamba-org/setup-micromamba@v1
+        uses: mamba-org/setup-micromamba@v2
         with:
           micromamba-version: '1.5.10-0'
           environment-name: argopy-tests
diff --git a/.github/workflows/pytests.yml b/.github/workflows/pytests.yml
index 7cf10d1b..5915dc55 100644
--- a/.github/workflows/pytests.yml
+++ b/.github/workflows/pytests.yml
@@ -82,7 +82,7 @@ jobs:
           echo "LOG_FILE=argopy-tests-Core-Pinned-Py${{matrix.python-version}}-${{matrix.os}}.log" >> $GITHUB_ENV
 
       - name: Setup Micromamba ${{ matrix.python-version }}
-        uses: mamba-org/setup-micromamba@v1
+        uses: mamba-org/setup-micromamba@v2
         with:
           micromamba-version: '1.5.10-0'
           environment-name: argopy-tests
@@ -205,7 +205,7 @@ jobs:
           echo "LOG_FILE=argopy-tests-All-Pinned-Py${{matrix.python-version}}-${{matrix.os}}.log" >> $GITHUB_ENV
 
       - name: Setup Micromamba ${{ matrix.python-version }}
-        uses: mamba-org/setup-micromamba@v1
+        uses: mamba-org/setup-micromamba@v2
         with:
           micromamba-version: '1.5.10-0'
           environment-name: argopy-tests
diff --git a/.github/workflows/test-mamba.yml b/.github/workflows/test-mamba.yml
index be2d1ba8..3034c77e 100644
--- a/.github/workflows/test-mamba.yml
+++ b/.github/workflows/test-mamba.yml
@@ -41,7 +41,7 @@ jobs:
           echo "LOG_FILE=argopy-tests-Core-Pinned-Py${{matrix.python-version}}-${{matrix.os}}.log" >> $GITHUB_ENV
 
       - name: Setup Micromamba ${{ matrix.python-version }}
-        uses: mamba-org/setup-micromamba@v1
+        uses: mamba-org/setup-micromamba@v2
         with:
           micromamba-version: '1.5.10-0'
           environment-name: argopy-tests