diff --git a/.github/workflows/release-validator.yml b/.github/workflows/release-validator.yml
index d27614e8..97782079 100644
--- a/.github/workflows/release-validator.yml
+++ b/.github/workflows/release-validator.yml
@@ -32,15 +32,24 @@ jobs:
     strategy:
       matrix:
         arch: [amd64, arm64, arm]
+        os: [windows, linux]
+        exclude:
+          - os: windows
+            arch: arm64
+          - os: windows
+            arch: arm  
     timeout-minutes: 10
     runs-on: ubuntu-22.04
     container: ghcr.io/linkerd/dev:v45-rust-musl
     steps:
+      - name: Install MinGW
+        if: matrix.os == 'windows'
+        run: apt-get update && apt-get install mingw-w64 -y
       - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683
-      - run: just validator arch=${{ matrix.arch }} profile=release version=${{ needs.meta.outputs.version }} package
+      - run: just validator arch=${{ matrix.arch }} os=${{ matrix.os }} profile=release version=${{ needs.meta.outputs.version }} package
       - uses: actions/upload-artifact@v4
         with:
-          name: ${{ matrix.arch }}-artifacts
+          name: ${{ matrix.arch }}-${{ matrix.os }}-artifacts
           path: target/package/
 
   publish:
diff --git a/justfile-rust b/justfile-rust
index 182c0f1e..b282e3c6 100644
--- a/justfile-rust
+++ b/justfile-rust
@@ -16,25 +16,30 @@ profile := 'debug'
 # The architecture name to use for packages. Either 'amd64', 'arm64', or 'arm'.
 arch := env_var_or_default("TARGETARCH", "amd64")
 
+# The OS name to use for packages. Either 'linux' or 'windows'.
+os := "linux"
+
 # If an `_arch` is specified, then we change the default cargo `--target` to
 # support cross-compilation. Otherwise, we use `rustup` to find the default.
-_cargo-target := if arch == "amd64" {
+_cargo-target := if os + '-' + arch == "linux-amd64" {
         "x86_64-unknown-linux-musl"
-    } else if arch == "arm64" {
+    } else if os + '-' + arch == "linux-arm64" {
         "aarch64-unknown-linux-musl"
-    } else if arch == "arm" {
+    } else if os + '-' + arch == "linux-arm" {
         "armv7-unknown-linux-musleabihf"
+    } else if os + '-' + arch == "windows-amd64" {
+        "x86_64-pc-windows-gnu"
     } else {
-        `rustup show | sed -n 's/^Default host: \(.*\)/\1/p'`
+        error("unsupported: os=" + os + " arch=" + arch)
     }
 
 _target-dir := "target" / _cargo-target / profile
-_target-bin := _target-dir / crate
+_target-bin := _target-dir / crate + if os == 'windows' { '.exe' } else { '' }
 
-_package-name := crate + "-" + version + "-" + arch
+_package-name := crate + "-" + version + "-" + arch + "-" + os
 _package-tgz := "target/package" / _package-name + ".tgz"
 _package-dir := "target/package" / _package-name
-_package-bin := _package-dir / crate
+_package-bin := _package-dir / crate + if os == 'windows' { '.exe' } else { '' }
 _package-dbg := _package-bin + ".dbg"
 
 _cargo := 'just-cargo profile=' + profile + ' target=' + _cargo-target
@@ -52,4 +57,4 @@ package: build
 
 build *flags:
     {{ _cargo }} fetch --locked
-    {{ _cargo }} build --workspace -p {{ crate }} {{ flags }}
+    {{ _cargo }} build {{ if crate == "" { "--workspace" } else { "-p " + crate } }} {{ flags }}