diff --git a/build_ios.sh b/build_ios.sh
index 9fb42d4c..01ba0ef6 100644
--- a/build_ios.sh
+++ b/build_ios.sh
@@ -4,15 +4,19 @@ cd build
 
 FLAGS="-DCMAKE_TOOLCHAIN_FILE=~/ios-cmake/ios.toolchain.cmake -DPK_BUILD_STATIC_LIB=ON -DDEPLOYMENT_TARGET=13.0"
 
-cmake -B os64 -G Xcode  -DPLATFORM=OS64 $FLAGS ..
+cmake -B os64 -G Xcode $FLAGS -DPLATFORM=OS64 ..
 cmake --build os64 --config Release
 
-cmake -B simulator64 -G Xcode  -DPLATFORM=SIMULATOR64 $FLAGS ..
+cmake -B simulator64 -G Xcode $FLAGS -DPLATFORM=SIMULATOR64 ..
 cmake --build simulator64 --config Release
 
+cmake -B simulatorarm64 -G Xcode $FLAGS -DPLATFORM=SIMULATORARM64 ..
+cmake --build simulatorarm64 --config Release
+
 xcodebuild -create-xcframework \
     -framework os64/Release-iphoneos/pocketpy.framework \
     -framework simulator64/Release-iphonesimulator/pocketpy.framework \
+    -framework simulatorarm64/Release-iphonesimulator/pocketpy.framework \
     -output pocketpy.xcframework