diff --git a/Package.swift b/Package.swift
index ea3d69b..f26c6eb 100644
--- a/Package.swift
+++ b/Package.swift
@@ -1,8 +1,21 @@
 // swift-tools-version: 5.9
 // The swift-tools-version declares the minimum version of Swift required to build this package.
 
+import Foundation
 import PackageDescription
 
+let FFIbinaryTarget: PackageDescription.Target
+
+if ProcessInfo.processInfo.environment["LOCAL_BUILD"] != nil {
+    FFIbinaryTarget = .binaryTarget(name: "LoroFFI", path: "./loroFFI.xcframework.zip")
+}else {
+    FFIbinaryTarget = .binaryTarget(
+        name: "LoroFFI",
+        url: "https://github.com/loro/loro-swift/releases/download/0.16.2-alpha.0/loroFFI.xcframework.zip",
+        checksum: "a98119540ba962f1896243b27cc1e9f94629db831c9477a7fec388359d438c0c"
+    )
+}
+
 let package = Package(
     name: "Loro",
     platforms: [
@@ -18,7 +31,7 @@ let package = Package(
     targets: [
         // Targets are the basic building blocks of a package, defining a module or a test suite.
         // Targets can depend on other targets in this package and products from dependencies.
-        .binaryTarget(name: "LoroFFI", path: "./loroFFI.xcframework.zip"),
+        FFIbinaryTarget,
         .target(
             name: "Loro",
             dependencies: ["LoroFFI"]),
diff --git a/scripts/build_swift_ffi.sh b/scripts/build_swift_ffi.sh
index 6ce0ef9..33c6cb7 100755
--- a/scripts/build_swift_ffi.sh
+++ b/scripts/build_swift_ffi.sh
@@ -66,13 +66,13 @@ echo "▸ Building for aarch64-apple-ios"
 CFLAGS_aarch64_apple_ios="-target aarch64-apple-ios" \
 $cargo_build --target aarch64-apple-ios --locked --release
 
-# echo "▸ Building for aarch64-apple-visionos-sim"
-# CFLAGS_aarch64_apple_visionos="-target aarch64-apple-visionos-sim" \
-# $cargo_build_nightly_with_std --target aarch64-apple-visionos-sim --locked --release
+echo "▸ Building for aarch64-apple-visionos-sim"
+CFLAGS_aarch64_apple_visionos="-target aarch64-apple-visionos-sim" \
+$cargo_build_nightly_with_std --target aarch64-apple-visionos-sim --locked --release
 
-# echo "▸ Building for aarch64-apple-visionos"
-# CFLAGS_aarch64_apple_visionos="-target aarch64-apple-visionos" \
-# $cargo_build_nightly_with_std --target aarch64-apple-visionos --locked --release
+echo "▸ Building for aarch64-apple-visionos"
+CFLAGS_aarch64_apple_visionos="-target aarch64-apple-visionos" \
+$cargo_build_nightly_with_std --target aarch64-apple-visionos --locked --release
 
 echo "▸ Building for aarch64-apple-darwin"
 CFLAGS_aarch64_apple_darwin="-target aarch64-apple-darwin" \
@@ -110,11 +110,11 @@ lipo -create  \
     "${BUILD_FOLDER}/aarch64-apple-ios-sim/release/${LIB_NAME}" \
     -output "${BUILD_FOLDER}/ios-simulator/release/${LIB_NAME}"
 
-# echo "▸ arm simulator static libraries into a static binary"
-# mkdir -p "${BUILD_FOLDER}/visionos-simulator/release"
-# lipo -create  \
-#     "${BUILD_FOLDER}/aarch64-apple-visionos-sim/release/${LIB_NAME}" \
-#     -output "${BUILD_FOLDER}/visionos-simulator/release/${LIB_NAME}"
+echo "▸ arm simulator static libraries into a static binary"
+mkdir -p "${BUILD_FOLDER}/visionos-simulator/release"
+lipo -create  \
+    "${BUILD_FOLDER}/aarch64-apple-visionos-sim/release/${LIB_NAME}" \
+    -output "${BUILD_FOLDER}/visionos-simulator/release/${LIB_NAME}"
 
 echo "▸ Lipo (merge) x86 and arm macOS static libraries into a fat static binary"
 mkdir -p "${BUILD_FOLDER}/apple-darwin/release"
@@ -131,11 +131,12 @@ lipo -create  \
     -output "${BUILD_FOLDER}/apple-macabi/release/${LIB_NAME}"
 
 
-    # -library "$BUILD_FOLDER/aarch64-apple-visionos/release/$LIB_NAME" \
-    # -headers "${BUILD_FOLDER}/includes" \
-    # -library "${BUILD_FOLDER}/visionos-simulator/release/${LIB_NAME}" \
-    # -headers "${BUILD_FOLDER}/includes" \
+   
 xcodebuild -create-xcframework \
+    -library "$BUILD_FOLDER/aarch64-apple-visionos/release/$LIB_NAME" \
+    -headers "${BUILD_FOLDER}/includes" \
+    -library "${BUILD_FOLDER}/visionos-simulator/release/${LIB_NAME}" \
+    -headers "${BUILD_FOLDER}/includes" \
     -library "$BUILD_FOLDER/aarch64-apple-ios/release/$LIB_NAME" \
     -headers "${BUILD_FOLDER}/includes" \
     -library "${BUILD_FOLDER}/ios-simulator/release/${LIB_NAME}" \
@@ -151,57 +152,3 @@ ditto -c -k --sequesterRsrc --keepParent "$XCFRAMEWORK_FOLDER" "$XCFRAMEWORK_FOL
 
 echo "▸ Compute checksum"
 openssl dgst -sha256 "$XCFRAMEWORK_FOLDER.zip"
-
-
-#############
-# rm -rf gen-swift
-# mkdir -p gen-swift/includes
-# cd loro-rs
-# cargo run --features=cli --bin uniffi-bindgen generate src/loro.udl --language swift --out-dir ../gen-swift
-
-# echo "Building x86_64-apple-ios"
-# CFLAGS_x86_64_apple_ios="-target x86_64-apple-ios" \
-# cargo build --target x86_64-apple-ios --locked --release
-
-# echo "Building aarch64-apple-ios-sim"
-# CFLAGS_x86_64_apple_ios="-aarch64-apple-ios-sim" \
-# cargo build --target aarch64-apple-ios-sim --locked --release
-
-# echo "Building aarch64-apple-ios"
-# CFLAGS_x86_64_apple_ios="-target aarch64-apple-ios" \
-# cargo build --target aarch64-apple-ios --locked --release
-
-# echo "Building aarch64-apple-visionos-sim"
-# CFLAGS_x86_64_apple_ios="-target aarch64-apple-visionos-sim" \
-# cargo build --target aarch64-apple-visionos-sim --locked --release
-
-# echo "Building aarch64-apple-visionos"
-# CFLAGS_x86_64_apple_ios="-target aarch64-apple-visionos" \
-# cargo build --target aarch64-apple-visionos --locked --release
-
-# echo "Building aarch64-apple-darwin"
-# CFLAGS_x86_64_apple_ios="-target aarch64-apple-darwin" \
-# cargo build --target aarch64-apple-darwin --locked --release
-
-# echo "Building x86_64-apple-darwin"
-# CFLAGS_x86_64_apple_ios="-target x86_64-apple-darwin" \
-# cargo build --target x86_64-apple-darwin --locked --release
-
-# echo "Building aarch64-apple-ios-macabi"
-# CFLAGS_x86_64_apple_ios="-target aarch64-apple-ios-macabi" \
-# cargo build --target aarch64-apple-ios-macabi --locked --release
-
-# echo "Building x86_64-apple-ios-macabi"
-# CFLAGS_x86_64_apple_ios="-target x86_64-apple-ios-macabi" \
-# cargo build --target x86_64-apple-ios-macabi --locked --release
-
-
-
-# cd ..
-# mv gen-swift/loroFFI.h gen-swift/includes/loroFFI.h
-# mv gen-swift/loroFFI.modulemap gen-swift/includes/module.modulemap
-# xcodebuild -create-xcframework -library loro-rs/target/release/libloro.a -headers gen-swift/includes -output loroFFI.xcframework
-# zip -r loroFFI.xcframework.zip loroFFI.xcframework
-# mv gen-swift/loro.swift Sources/Loro/LoroFFI.swift
-# sh scripts/refine_trait.sh
-# rm -rf gen-swift loroFFI.xcframework