diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index e0954fbbb6..79be381839 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -11,7 +11,6 @@ jobs:
     steps:
     - uses: actions/checkout@v4
     - run: |
-        brew upgrade
         brew install openblas swig boost python3 tbb nlopt cminpack ceres-solver bison flex hdf5 ipopt primesieve spectra pagmo
         pip3 install matplotlib scipy chaospy pandas dill
     - run: |