diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 656fa33..d67a52e 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -16,7 +16,7 @@ jobs:
       - name: Fetch full git history
         run: git fetch --prune --unshallow
       - name: Set up Conda env
-        uses: mamba-org/setup-micromamba@8752438cc2755ab7d0de2a8d70b694f5586baae8
+        uses: mamba-org/setup-micromamba@e820223f89c8720d6c740ca154a7adf32fcd278a
         with:
           environment-file: environment.yml
           cache-environment: true
diff --git a/.github/workflows/pre-commit.yml b/.github/workflows/pre-commit.yml
index 3337a05..4274732 100644
--- a/.github/workflows/pre-commit.yml
+++ b/.github/workflows/pre-commit.yml
@@ -21,7 +21,7 @@ jobs:
       - name: Checkout branch
         uses: actions/checkout@v4
       - name: Set up micromamba
-        uses: mamba-org/setup-micromamba@8752438cc2755ab7d0de2a8d70b694f5586baae8
+        uses: mamba-org/setup-micromamba@e820223f89c8720d6c740ca154a7adf32fcd278a
       - name: Add micromamba to GITHUB_PATH
         run: echo "${HOME}/micromamba-bin" >> "$GITHUB_PATH"
       - name: Install Python 3.10