diff --git a/.github/workflows/main.yaml b/.github/workflows/main.yaml
index 4b2f8b2..5177460 100644
--- a/.github/workflows/main.yaml
+++ b/.github/workflows/main.yaml
@@ -36,7 +36,7 @@ jobs:
 
       # Install Mambaforge with conda-forge dependencies
       - name: Setup Mambaforge
-        uses: conda-incubator/setup-miniconda@v2.2.0
+        uses: conda-incubator/setup-miniconda@v3.0.3
         with:
           activate-environment: carbonplan-project-tests
           python-version: ${{ matrix.python-version }}