diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index b18a0644..9253ff58 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -168,6 +168,7 @@ jobs:
              echo -e "Python: $python\nPip: $pip\nLD_LIB...: $LD_LIBRARY_PATH"
              $pip install --upgrade pip
              $pip install wheel
+             $pip install --upgrade macholib
              export url="https://codeload.github.com/pyinstaller/pyinstaller/tar.gz/${PYINSTALLER_VERSION}"
              echo "Downloading ${url}"
              curl -o pyinstaller.tar.gz --compressed "${url}"