diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index e6313c8..65911da 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -230,29 +230,29 @@ jobs:
     - name: Prepare tests
       run: |
         cd test
-        cp ../platforms/cosmopolitan/wasm3.com ./
+        cp ../platforms/cosmopolitan/wasm3.com ./wasm3-lin.com
+        cp ../platforms/cosmopolitan/wasm3.com ./wasm3-win.com
         sudo sh -c "echo ':APE:M::MZqFpD::/bin/sh:' >/proc/sys/fs/binfmt_misc/register"
     - name: Test WebAssembly spec
       run: |
         cd test
-        python3 run-spec-test.py --exec "./wasm3.com --repl"
+        python3 run-spec-test.py --exec "./wasm3-lin.com --repl"
     - name: Test WASI apps
       run: |
         cd test
-        python3 run-wasi-test.py --fast --exec "./wasm3.com"
+        python3 run-wasi-test.py --fast --exec "./wasm3-lin.com"
     - name: Install Wine64
       run: |
-        sudo apt update
         sudo apt install wine64
         wine --version
     - name: Test WebAssembly spec (in Wine)
       run: |
         cd test
-        python3 run-spec-test.py --exec "wine ./wasm3.com --repl"
+        python3 run-spec-test.py --exec "wine ./wasm3-win.com --repl"
     - name: Test WASI apps (in Wine)
       run: |
         cd test
-        python3 run-wasi-test.py --fast --exec "wine ./wasm3.com"
+        python3 run-wasi-test.py --fast --exec "wine ./wasm3-win.com"
 
   build-cross-qemu:
     runs-on: ubuntu-latest