diff --git a/.github/workflows/build_cmake.yml b/.github/workflows/build_cmake.yml
index d4807cd590c..9d04d60bd65 100644
--- a/.github/workflows/build_cmake.yml
+++ b/.github/workflows/build_cmake.yml
@@ -85,6 +85,7 @@ jobs:
     - name: Install UPX (macOS)
       if: ${{ startsWith(matrix.config.os, 'macos') }}
       run: |
+        brew update
         brew install upx
     - name: Download Ninja and CMake
       shell: cmake -P {0}