diff --git a/.github/workflows/build_docs.yml b/.github/workflows/build_docs.yml
index 74728916..46e6c60f 100644
--- a/.github/workflows/build_docs.yml
+++ b/.github/workflows/build_docs.yml
@@ -19,7 +19,7 @@
      strategy:
        matrix:
          os: ['ubuntu-latest']
-         environment-file: [ci/311.yaml]
+         environment-file: [ci/311-BASE.yaml]
          experimental: [false]
      defaults:
        run: