diff --git a/.github/workflows/test.yaml b/.github/workflows/test.yaml
index 07beebd..fb57405 100644
--- a/.github/workflows/test.yaml
+++ b/.github/workflows/test.yaml
@@ -81,8 +81,12 @@ jobs:
     runs-on: macos-latest
     steps:
       - uses: actions/checkout@v4
+      - uses: maxim-lobanov/setup-xcode@v1
+        with:
+          xcode-version: latest-stable
       - run: ./scripts/vendor.sh
-      - run: make CFLAGS="-target x86_64-apple-ios" loadable static
+
+      - run: make CFLAGS="-target x86_64-apple-ios -isysroot $(xcrun -sdk iphoneos --show-sdk-path)" loadable static
       - uses: actions/upload-artifact@v4
         with:
           name: sqlite-vec-ios-testing-extension