diff --git a/.github/workflows/build_docs.yaml b/.github/workflows/build_docs.yaml
index 9af701a9..3a4b3dae 100644
--- a/.github/workflows/build_docs.yaml
+++ b/.github/workflows/build_docs.yaml
@@ -21,7 +21,7 @@ jobs:
           persist-credentials: false
 
       - name: Setup Conda
-        uses: mamba-org/setup-micromamba@v1
+        uses: mamba-org/setup-micromamba@v2
         with:
           # https://github.com/mamba-org/setup-micromamba/issues/225
           micromamba-version: 1.5.10-0
diff --git a/.github/workflows/tests.yaml b/.github/workflows/tests.yaml
index 3778f745..7e64f1ec 100644
--- a/.github/workflows/tests.yaml
+++ b/.github/workflows/tests.yaml
@@ -109,7 +109,7 @@ jobs:
       - uses: actions/checkout@v4
 
       - name: Setup Conda
-        uses: mamba-org/setup-micromamba@v1
+        uses: mamba-org/setup-micromamba@v2
         with:
           # https://github.com/mamba-org/setup-micromamba/issues/225
           micromamba-version: 1.5.10-0
@@ -175,7 +175,7 @@ jobs:
       - uses: actions/checkout@v4
 
       - name: Setup Conda
-        uses: mamba-org/setup-micromamba@v1
+        uses: mamba-org/setup-micromamba@v2
         with:
           # https://github.com/mamba-org/setup-micromamba/issues/225
           micromamba-version: 1.5.10-0