diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index b8b56b5dc..ac828c991 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -164,10 +164,6 @@ jobs:
 
       - name: "Run CPU tests"
         run: |
-          # Hack this in to test whether blis matters for this windows bug
-          pip uninstall blis -y
-          pip install blis==1.1.0a0 --no-deps --ignore-installed
-          set OPENBLAS_NUM_THREADS=1
           python -m pytest --pyargs spacy -W error
         if: "!(startsWith(matrix.os, 'macos') && matrix.python_version == '3.11')"
       - name: "Run CPU tests with thinc-apple-ops"