diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 8f8081730..6d25df4f6 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -13,9 +13,14 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: [ubuntu-latest, windows-latest, macOS-latest]
+        # NOTE: macOS-latest has weird
+        os: [ubuntu-latest, windows-latest, macOS-10.15]
         python_version: [3.8]
-        #include:
+        include:
+          # Experimental: macOS-11.0 (and later)
+          # Breaks due to: https://github.com/NeuroTechX/eeg-notebooks/pull/167#issuecomment-1078968579
+          - os: macOS-latest
+            python_version: 3.9
           # Experimental: Python 3.9
           # Works fine, commented out because mostly covered (at least installing/building deps) by the typecheck job
           # See issue: https://github.com/NeuroTechX/eeg-notebooks/issues/50