diff --git a/.github/workflows/build.yaml b/.github/workflows/build.yaml
index ef3f18f..9f469bb 100644
--- a/.github/workflows/build.yaml
+++ b/.github/workflows/build.yaml
@@ -38,17 +38,14 @@ jobs:
       fail-fast: false
       matrix:
         include:
-        - target: x86_64-pc-windows-gnu
+        - target: x86_64-pc-windows-msvc
           runs-on: windows-latest
-          simd-def: RAPIDJSON_SSE42
         # - target: x86_64-unknown-linux-musl
         #   runs-on: ubuntu-latest
         - target: x86_64-unknown-linux-gnu
           runs-on: ubuntu-latest
-          simd-def: RAPIDJSON_SSE42
-        - target: arm64e-apple-darwin
+        - target: aarch64-apple-darwin
           runs-on: macos-latest
-          simd-def: RAPIDJSON_NEON
 
     runs-on: ${{ matrix.runs-on }}
     steps:
@@ -59,8 +56,6 @@ jobs:
     - run: rustup default nightly
     - name: compile
       run: cargo build --release
-      env:
-        ${{ matrix.simd-def }}: true
 
     - name: upload bin to release
       if: ${{ runner.os != 'Windows' }}
diff --git a/build.rs b/build.rs
index 68755c1..59594ff 100644
--- a/build.rs
+++ b/build.rs
@@ -22,9 +22,13 @@ fn main() {
     let define_value = match target_env {
         // srsly. There must be a better way.
         Ok(s) if s == "x86_64-unknown-linux-gnu" => "#define RAPIDJSON_SSE42".into(),
-        Ok(s) if s == "x86_64-pc-windows-gnu" => "#define RAPIDJSON_SSE42".into(),
-        Ok(s) if s == "arm64e-apple-darwin"=> "#define RAPIDJSON_NEON".into(),
-        wut => format!("// whaddya mean {:?}", wut),
+        Ok(s) if s == "x86_64-pc-windows-msvc" => "#define RAPIDJSON_SSE42".into(),
+        Ok(s) if s == "aarch64-apple-darwin" => "#define RAPIDJSON_NEON".into(),
+        wut => {
+            let msg = format!("rapidjson SIMD not turned on because we don't know how to do that for target triple {:?}", wut);
+            println!("cargo::warning={msg}");
+            format!("// whaddya mean {:?}", wut)
+        },
     };
     if option_env!("RAPIDJSON_SSE42").is_some() {
         std::fs::write(&dest_path, define_value).unwrap();