diff --git a/.github/workflows/conda.yaml b/.github/workflows/conda.yaml
index a9ab11d5c..c8b031d93 100644
--- a/.github/workflows/conda.yaml
+++ b/.github/workflows/conda.yaml
@@ -21,6 +21,8 @@ on:
           - raw
           - helpers
 
+# This is required for setup-miniconda / conda init
+# see https://github.com/conda-incubator/setup-miniconda#important
 defaults:
   run:
     shell: bash -el {0}