diff --git a/.github/workflows/cc-plugin-glider-test.yml b/.github/workflows/cc-plugin-glider-test.yml
index 09f0f025..e147c0ef 100644
--- a/.github/workflows/cc-plugin-glider-test.yml
+++ b/.github/workflows/cc-plugin-glider-test.yml
@@ -12,7 +12,7 @@ jobs:
     - uses: actions/checkout@v4
 
     - name: Setup Micromamba
-      uses: mamba-org/setup-micromamba@v1
+      uses: mamba-org/setup-micromamba@v2
       with:
         environment-name: TEST
         init-shell: bash
diff --git a/.github/workflows/cc-plugin-ncei-test.yml b/.github/workflows/cc-plugin-ncei-test.yml
index 9bace25c..6f24366f 100644
--- a/.github/workflows/cc-plugin-ncei-test.yml
+++ b/.github/workflows/cc-plugin-ncei-test.yml
@@ -12,7 +12,7 @@ jobs:
     - uses: actions/checkout@v4
 
     - name: Setup Micromamba
-      uses: mamba-org/setup-micromamba@v1
+      uses: mamba-org/setup-micromamba@v2
       with:
         environment-name: TEST
         init-shell: bash
diff --git a/.github/workflows/cc-plugin-og-test.yml b/.github/workflows/cc-plugin-og-test.yml
index 3df4d263..f79850b6 100644
--- a/.github/workflows/cc-plugin-og-test.yml
+++ b/.github/workflows/cc-plugin-og-test.yml
@@ -12,7 +12,7 @@ jobs:
     - uses: actions/checkout@v4
 
     - name: Setup Micromamba
-      uses: mamba-org/setup-micromamba@v1
+      uses: mamba-org/setup-micromamba@v2
       with:
         environment-name: TEST
         init-shell: bash
diff --git a/.github/workflows/cc-plugin-sgrid-test.yml b/.github/workflows/cc-plugin-sgrid-test.yml
index a73e9604..3fe35d3a 100644
--- a/.github/workflows/cc-plugin-sgrid-test.yml
+++ b/.github/workflows/cc-plugin-sgrid-test.yml
@@ -12,7 +12,7 @@ jobs:
     - uses: actions/checkout@v4
 
     - name: Setup Micromamba
-      uses: mamba-org/setup-micromamba@v1
+      uses: mamba-org/setup-micromamba@v2
       with:
         environment-name: TEST
         init-shell: bash
diff --git a/.github/workflows/cc-plugin-ugrid-test.yml b/.github/workflows/cc-plugin-ugrid-test.yml
index 51522bc2..0cab2d36 100644
--- a/.github/workflows/cc-plugin-ugrid-test.yml
+++ b/.github/workflows/cc-plugin-ugrid-test.yml
@@ -12,7 +12,7 @@ jobs:
     - uses: actions/checkout@v4
 
     - name: Setup Micromamba
-      uses: mamba-org/setup-micromamba@v1
+      uses: mamba-org/setup-micromamba@v2
       with:
         environment-name: TEST
         init-shell: bash
diff --git a/.github/workflows/codecov.yml b/.github/workflows/codecov.yml
index c32a9fb4..f1007185 100644
--- a/.github/workflows/codecov.yml
+++ b/.github/workflows/codecov.yml
@@ -12,7 +12,7 @@ jobs:
     - uses: actions/checkout@v4
 
     - name: Setup Micromamba
-      uses: mamba-org/setup-micromamba@v1
+      uses: mamba-org/setup-micromamba@v2
       with:
         environment-name: TEST
         init-shell: bash
diff --git a/.github/workflows/default-tests.yml b/.github/workflows/default-tests.yml
index 08ee54c6..d3b272d8 100644
--- a/.github/workflows/default-tests.yml
+++ b/.github/workflows/default-tests.yml
@@ -20,7 +20,7 @@ jobs:
     - uses: actions/checkout@v4
 
     - name: Setup Micromamba ${{ matrix.python-version }}
-      uses: mamba-org/setup-micromamba@v1
+      uses: mamba-org/setup-micromamba@v2
       with:
         environment-name: TEST
         init-shell: bash
diff --git a/.github/workflows/deploy-docs.yml b/.github/workflows/deploy-docs.yml
index 574b648f..6eae9d5d 100644
--- a/.github/workflows/deploy-docs.yml
+++ b/.github/workflows/deploy-docs.yml
@@ -18,7 +18,7 @@ jobs:
         fetch-depth: 0
 
     - name: Setup Micromamba
-      uses: mamba-org/setup-micromamba@v1
+      uses: mamba-org/setup-micromamba@v2
       with:
         environment-name: TEST
         init-shell: bash
diff --git a/.github/workflows/integration-tests.yml b/.github/workflows/integration-tests.yml
index 87c46cfe..ea54d31a 100644
--- a/.github/workflows/integration-tests.yml
+++ b/.github/workflows/integration-tests.yml
@@ -12,7 +12,7 @@ jobs:
     - uses: actions/checkout@v4
 
     - name: Setup Micromamba
-      uses: mamba-org/setup-micromamba@v1
+      uses: mamba-org/setup-micromamba@v2
       with:
         environment-name: TEST
         init-shell: bash