diff --git a/.github/workflows/portaudio-mac.yml b/.github/workflows/portaudio-mac.yml
index 65a1ee4..5851bfc 100644
--- a/.github/workflows/portaudio-mac.yml
+++ b/.github/workflows/portaudio-mac.yml
@@ -31,7 +31,7 @@ jobs:
       - name: Build and install PortAudio
         run: |
           cd portaudio
-          ./configure --enable-shared --enable-static CFLAGS='-fPIC'
+          ./configure --enable-shared --enable-static CFLAGS='-fPIC -Wno-unused-but-set-variable'
           make clean && make
           sudo make install