diff --git a/libs/core/.github/workflows/ci.yml b/libs/core/.github/workflows/ci.yml
index 6e1e4030..4280888a 100644
--- a/libs/core/.github/workflows/ci.yml
+++ b/libs/core/.github/workflows/ci.yml
@@ -12,11 +12,19 @@ jobs:
         run: |
           sudo apt install xz-utils
           sudo sh -c 'wget -c https://ziglang.org/builds/zig-linux-x86_64-0.11.0-dev.3798+a5e15eced.tar.xz -O - | tar -xJ --strip-components=1 -C /usr/local/bin'
-      - name: x86_64-linux -> aarch64-macos
-        run: zig build -Dtarget=aarch64-macos
-      - name: test
+      - name: build
         run: |
-          zig build test
+          rm -rf libs/mach-gamemode
+          rm -rf libs/mach-glfw
+          rm -rf libs/mach-gpu
+          rm -rf libs/mach-gpu-dawn
+          git clone https://github.com/hexops/mach-gamemode libs/mach-gamemode
+          git clone https://github.com/hexops/mach-glfw libs/mach-glfw
+          git clone https://github.com/hexops/mach-gpu libs/mach-gpu
+          git clone https://github.com/hexops/mach-gpu-dawn libs/mach-gpu-dawn
+          zig build
+      - name: test
+        run: zig build test
   x86_64-windows:
     runs-on: windows-latest
     steps:
@@ -29,6 +37,17 @@ jobs:
           cd C:\
           7z x zig.zip
           Add-Content $env:GITHUB_PATH "C:\zig-windows-x86_64-0.11.0-dev.3798+a5e15eced\"
+      - name: build
+        run: |
+          Remove-Item -Recurse -Force libs/mach-gamemode
+          Remove-Item -Recurse -Force libs/mach-glfw
+          Remove-Item -Recurse -Force libs/mach-gpu
+          Remove-Item -Recurse -Force libs/mach-gpu-dawn
+          git clone https://github.com/hexops/mach-gamemode libs/mach-gamemode
+          git clone https://github.com/hexops/mach-glfw libs/mach-glfw
+          git clone https://github.com/hexops/mach-gpu libs/mach-gpu
+          git clone https://github.com/hexops/mach-gpu-dawn libs/mach-gpu-dawn
+          zig build
       - name: test
         run: zig build test
   x86_64-macos:
@@ -40,5 +59,16 @@ jobs:
         run: |
           brew install xz
           sudo sh -c 'wget -c https://ziglang.org/builds/zig-macos-x86_64-0.11.0-dev.3798+a5e15eced.tar.xz -O - | tar -xJ --strip-components=1 -C /usr/local/bin'
+      - name: build
+        run: |
+          rm -rf libs/mach-gamemode
+          rm -rf libs/mach-glfw
+          rm -rf libs/mach-gpu
+          rm -rf libs/mach-gpu-dawn
+          git clone https://github.com/hexops/mach-gamemode libs/mach-gamemode
+          git clone https://github.com/hexops/mach-glfw libs/mach-glfw
+          git clone https://github.com/hexops/mach-gpu libs/mach-gpu
+          git clone https://github.com/hexops/mach-gpu-dawn libs/mach-gpu-dawn
+          zig build
       - name: test
         run: zig build test