fix macos build

Author: lukasIO

.github/workflows/tests.yml

@@ -106,7 +106,9 @@ jobs:
         run: |
           uv venv .test-venv
           source .test-venv/bin/activate
-          uv pip install "${{ steps.select-wheel-macos.outputs.wheel }}" ./livekit-api ./livekit-protocol
+          # Use pip for wheel install to avoid uv's strict platform compatibility check
+          pip install "${{ steps.select-wheel-macos.outputs.wheel }}"
+          uv pip install ./livekit-api ./livekit-protocol
           uv pip install pytest pytest-asyncio numpy matplotlib
 
       - name: Create venv and install dependencies (Windows)

livekit-rtc/pyproject.toml

@@ -58,6 +58,14 @@ skip = "*-musllinux_*" # not supported (libwebrtc is using glibc)
 
 before-build = "pip install requests && python rust-sdks/download_ffi.py --output livekit/rtc/resources"
 
+# macOS deployment targets must match the FFI binaries (see rust-sdks/.github/workflows/ffi-builds.yml)
+[tool.cibuildwheel.macos]
+environment = { MACOSX_DEPLOYMENT_TARGET = "10.15" }
+
+[[tool.cibuildwheel.overrides]]
+select = "*-macosx_arm64"
+environment = { MACOSX_DEPLOYMENT_TARGET = "11.0" }  # arm64 requires macOS 11+
+
 manylinux-x86_64-image = "manylinux_2_28"
 manylinux-i686-image = "manylinux_2_28"
 manylinux-aarch64-image = "manylinux_2_28"