diff --git a/.github/workflows/build-wheels.yml b/.github/workflows/build-wheels.yml
index 1a89ac1..64f4a71 100644
--- a/.github/workflows/build-wheels.yml
+++ b/.github/workflows/build-wheels.yml
@@ -61,8 +61,8 @@ jobs:
       # The musllinux variant builds only musllinux wheels, all other jobs
       # build no musllinux wheel (so there is no musllinux aarch64 wheel)
       CIBW_SKIP: "*-win32 ${{ matrix.variant == 'musllinux' && '*manylinux*' || '*musllinux*' }}"
-      CIBW_TEST_REQUIRES: pytest pytest-xdist pytest-randomly threadpoolctl pytest-run-parallel pandas<3.1
-      CIBW_TEST_COMMAND: python -c "import numpy; numpy.show_runtime(); import statsmodels; statsmodels.test(['-m','(not slow and not example)','-n','2','--randomly-dont-reset-seed'], exit=True)"
+      CIBW_TEST_REQUIRES: pytest pytest-randomly threadpoolctl pytest-run-parallel pandas<3.1
+      CIBW_TEST_COMMAND: python -c "import numpy, scipy, statsmodels.api; numpy.show_runtime(); numpy.show_config(); scipy.show_config(); statsmodels.test(['-m','(not slow and not example)','--randomly-dont-reset-seed'], exit=True)"
       # Avoid testing on emulated architectures and Pyodide
       # Skip testing for now on Windows ARM11 due to linalg segfaults upstream
       CIBW_TEST_SKIP: "*-*linux_{aarch64,ppc64le,s390x}"