diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index ebf4a10..4364f3a 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -14,7 +14,7 @@ jobs:
     steps:
     - uses: actions/checkout@master
     - name: Setup conda
-      uses: conda-incubator/setup-miniconda@v2
+      uses: conda-incubator/setup-miniconda@v2.1.1
       with:
         auto-update-conda: true
         python-version: ${{ matrix.python-version }}