diff --git a/.github/workflows/base.yml b/.github/workflows/base.yml
index 5bf0211..e5f2a01 100644
--- a/.github/workflows/base.yml
+++ b/.github/workflows/base.yml
@@ -36,7 +36,7 @@ jobs:
 
       - name: List 'tests' nox sessions and required python versions
         id: set-matrix
-        run: echo "::set-output name=matrix::$(nox --json -l -s tests -v)"
+        run: echo "matrix=$(nox --json -l -s tests -v)" >> $GITHUB_OUTPUT
 
     outputs:
       matrix: ${{ steps.set-matrix.outputs.matrix }}  # save nox sessions list to outputs
diff --git a/noxfile.py b/noxfile.py
index 2a99f6d..46f9229 100644
--- a/noxfile.py
+++ b/noxfile.py
@@ -223,7 +223,8 @@ def flake8(session):
 MKDOCS_GALLERY_EXAMPLES_MAYAVI_REQS = [
     "PyQt5",  # PyQt is required for the mayavi backend
     # Note: installing Mayavi from PyPi does not seem to work on GHA CI.
-    "git+https://github.com/enthought/mayavi.git",  # we want mayavi>=4.7.4 when available due to https://github.com/enthought/mayavi/pull/1272
+    #"git+https://github.com/enthought/mayavi.git",  # we want mayavi>=4.7.4 when available due to https://github.com/enthought/mayavi/pull/1272
+    "mayavi"
 ]