diff --git a/.github/workflows/windows.yml b/.github/workflows/windows.yml
index 92d9bbe67d..0dc4a8fdc7 100644
--- a/.github/workflows/windows.yml
+++ b/.github/workflows/windows.yml
@@ -21,30 +21,28 @@ jobs:
 
       - run: Add-Content -Path "$env:GITHUB_ENV" -Value "GITHUB_RUNNER_CPU=$((Get-CimInstance Win32_Processor).Name)"
 
-      - run: echo $Env:GITHUB_RUNNER_CPU
+      - uses: Swatinem/rust-cache@v2
+        with:
+          shared-key: "windows-rust-cache-action-$env:GITHUB_RUNNER_CPU"
 
-      #- uses: Swatinem/rust-cache@v2
-      #  with:
-      #    shared-key: "windows-rust-cache-action-$env:GITHUB_RUNNER_CPU"
+      - name: download and install zig
+        run: |
+          curl.exe --output "C:\zig-windows-x86_64-0.9.1.zip" --url https://ziglang.org/download/0.9.1/zig-windows-x86_64-0.9.1.zip
+          cd C:\
+          7z x zig-windows-x86_64-0.9.1.zip
+          Add-Content $env:GITHUB_PATH "C:\zig-windows-x86_64-0.9.1\"
 
-      #- name: download and install zig
-      #  run: |
-      #    curl.exe --output "C:\zig-windows-x86_64-0.9.1.zip" --url https://ziglang.org/download/0.9.1/zig-windows-x86_64-0.9.1.zip
-      #    cd C:\
-      #    7z x zig-windows-x86_64-0.9.1.zip
-      #    Add-Content $env:GITHUB_PATH "C:\zig-windows-x86_64-0.9.1\"
+      - name: zig version
+        run: zig version
 
-      #- name: zig version
-      #  run: zig version
+      - name: set up llvm 13
+        run: |
+          curl.exe -L -O https://github.com/roc-lang/llvm-package-windows/releases/download/v13.0.1/LLVM-13.0.1-win64.7z
+          7z x LLVM-13.0.1-win64.7z -oC:\LLVM-13.0.1-win64
 
-      #- name: set up llvm 13
-      #  run: |
-      #    curl.exe -L -O https://github.com/roc-lang/llvm-package-windows/releases/download/v13.0.1/LLVM-13.0.1-win64.7z
-      #    7z x LLVM-13.0.1-win64.7z -oC:\LLVM-13.0.1-win64
+      - name: Build tests release without running. Twice for flakyness.
+        run: cargo test --locked --release --no-run || cargo test --locked --release --no-run
 
-      #- name: Build tests release without running. Twice for flakyness.
-      #  run: cargo test --locked --release --no-run || cargo test --locked --release --no-run
+      - run: cargo test-gen-llvm
 
-      #- run: cargo test-gen-llvm
-
-      #- run: cargo test-gen-wasm
+      - run: cargo test-gen-wasm