diff --git a/.github/workflows/binary-build.yml b/.github/workflows/binary-build.yml
index dd5c2b4c3..76b7f446e 100644
--- a/.github/workflows/binary-build.yml
+++ b/.github/workflows/binary-build.yml
@@ -35,7 +35,6 @@ jobs:
       run: | 
         HOMEBREW_NO_AUTO_UPDATE=1 brew install cmake
         HOMEBREW_NO_AUTO_UPDATE=1 brew install gmp
-        HOMEBREW_NO_AUTO_UPDATE=1 brew install gmpxx
       
     - name: Installing Numpy
       run: |