diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 848d038e..e058fae7 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -29,7 +29,7 @@ jobs:
 
       - name: Set up Python (micromamba) [>3.6]
         if: matrix.python-version != '3.6'
-        uses: mamba-org/setup-micromamba@v1
+        uses: mamba-org/setup-micromamba@v2
         with:
           environment-file: environment-dev.yml
           cache-environment: true
@@ -38,7 +38,7 @@ jobs:
 
       - name: Set up Python (micromamba) [3.6]
         if: matrix.python-version == '3.6'
-        uses: mamba-org/setup-micromamba@v1
+        uses: mamba-org/setup-micromamba@v2
         with:
           environment-file: environment-dev.yml
           cache-environment: true
@@ -67,7 +67,7 @@ jobs:
       - uses: actions/checkout@v4
 
       - name: Set up Python (micromamba)
-        uses: mamba-org/setup-micromamba@v1
+        uses: mamba-org/setup-micromamba@v2
         with:
           environment-file: docs/environment-docs.yml
           cache-environment: true