diff --git a/scripts/build.sh b/scripts/build.sh
index 8b7607c..6832570 100755
--- a/scripts/build.sh
+++ b/scripts/build.sh
@@ -2,39 +2,45 @@
 
 set -ex
 
-
 BASEDIR="$(dirname "$0")"
 
 cd "$BASEDIR/.."
 
 TARGET_VERSION="12.16.1"
-TARGET_PLATFORM="$1"
-TARGET_ARCH="$2"
-
-echo "Target version: $TARGET_VERSION"
-echo "Target platform: $TARGET_PLATFORM"
-echo "Target arch: $TARGET_ARCH"
-
-if [ "$TARGET_ARCH" == "x64" ]; then
-	GCC_ARCH="x86-64"
-else
-	echo "Unsupported architecture: $TARGET_ARCH"
-	exit 1
-fi
 
 git clean -fdx
 
 mkdir -p vendor
 cd vendor
 
-TARGET="node-v$TARGET_VERSION-$TARGET_PLATFORM-$TARGET_ARCH"
-TARBALL="$TARGET.tar.gz"
-URL="https://nodejs.org/dist/v$TARGET_VERSION/$TARBALL"
-TARGET_NODE="$TARGET/bin/node"
+get_tgz () {
+  TARGET_PLATFORM="$1"
+  TARGET="node-v$TARGET_VERSION-$TARGET_PLATFORM-x64"
+  ARCHIVE="$TARGET.tar.gz"
+  URL="https://nodejs.org/dist/v$TARGET_VERSION/$ARCHIVE"
+  TARGET_NODE="$TARGET/bin/node"
+
+  wget "$URL"
+  tar -xvf "$ARCHIVE" "$TARGET_NODE"
+  rm -rf "$ARCHIVE"
+}
+
+get_zip () {
+  TARGET_PLATFORM="$1"
+  TARGET="node-v$TARGET_VERSION-$TARGET_PLATFORM-x64"
+  ARCHIVE="$TARGET.zip"
+  URL="https://nodejs.org/dist/v$TARGET_VERSION/$ARCHIVE"
+  TARGET_NODE="$TARGET/node.exe"
+
+  wget "$URL"
+  unzip "$ARCHIVE" "$TARGET_NODE"
+  rm -rf "$ARCHIVE"
+}
+
+get_tgz darwin
+get_tgz linux
+get_zip win
 
-wget "$URL"
-tar -xvf "$TARBALL" "$TARGET_NODE"
-rm -rf "$TARBALL"
 cd ..
 
 # Avoid building anything from source.
@@ -42,19 +48,31 @@ npm ci --only=prod --ignore-scripts --no-audit --no-fund
 # More trouble than it's worth :)
 rm -rf ./node_modules/sharp
 
-BINARY_NAME="oasis"
+# Darwin (shell script)
+cat << EOF > oasis-darwin-x64
+#!/bin/sh
+exec vendor/node-v$TARGET_VERSION-darwin-x64/bin/node src "\$@"
+EOF
+chmod +x oasis-darwin-x64
 
-VENDOR_NODE="vendor/$TARGET_NODE"
+# Linux (ELF executable)
+clang scripts/oasis.c  -Wall -g -no-pie -o "oasis-linux-x64" --target=x86_64-linux-unknown -D "NODE=\"vendor/node-v$TARGET_VERSION-linux-x64/bin/node\""
+chmod +x oasis-linux-x64
 
-gcc scripts/oasis.c -Wall -g -no-pie -o "$BINARY_NAME" -march="$GCC_ARCH" -D "NODE=\"$VENDOR_NODE\""
+# Windows (batch file)
+cat << EOF > oasis-win-x64.bat
+vendor\\node-v$TARGET_VERSION-darwin-x64\\bin\\node src "\$@"
+EOF
 
-chmod +x "$BINARY_NAME"
+chmod +x oasis-win-x64.bat
 
 # I think if the zip already exists it's adding files to the existing archive?
-ZIP_PATH="/tmp/oasis-$TARGET_PLATFORM-$TARGET_ARCH.zip"
+ZIP_PATH="/tmp/oasis-x64.zip"
 
 rm -f "$ZIP_PATH"
 zip -r "$ZIP_PATH" . -x ".git/**"
 
-rm -f oasis
+rm -f oasis-darwin-x64
+rm -f oasis-linux-x64
+rm -f oasis-win-x64.bat
 rm -rf vendor