diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index e5a251a..c315fb6 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -24,7 +24,7 @@ jobs:
     steps:
       - uses: actions/checkout@v4
       - name: Set up Conda env
-        uses: mamba-org/setup-micromamba@2b72821d5ad7f6da3c003a3684ce341bf187b46f
+        uses: mamba-org/setup-micromamba@54d4d5980e1a4aa7cdc8b050cf2d19b7e262ce18
         with:
           environment-file: environment.yml
           cache-environment: true
@@ -79,7 +79,7 @@ jobs:
       - name: Checkout branch
         uses: actions/checkout@v4
       - name: Set up micromamba
-        uses: mamba-org/setup-micromamba@2b72821d5ad7f6da3c003a3684ce341bf187b46f
+        uses: mamba-org/setup-micromamba@54d4d5980e1a4aa7cdc8b050cf2d19b7e262ce18
       - name: Add micromamba to GITHUB_PATH
         run: echo "${HOME}/micromamba-bin" >> "$GITHUB_PATH"
       - name: Install Python 3.10