diff --git a/.github/workflows/checks.build.yaml b/.github/workflows/checks.build.yaml
index 1e8e5dc3c..8c83375ba 100644
--- a/.github/workflows/checks.build.yaml
+++ b/.github/workflows/checks.build.yaml
@@ -81,12 +81,14 @@ jobs:
         uses: actions/checkout@v4
       -
         name: Install Docker on macOS
-        if: matrix.os == 'macos' # macOS runner is missing Docker
+        if: matrix.os == 'macos' # macOS runner is missing Docker (see actions/runner-images#17)
         run: |-
           # Install Docker
           brew install docker
           # Docker on macOS misses daemon due to licensing, so install colima as runtime
           brew install colima
+          # Install `buildx` (`docker build` without `buildx` is deprecated)
+          brew install docker-buildx
           # Start the daemon
           colima start
       -