diff --git a/ios.toolchain.cmake b/3rd/ios.toolchain.cmake
similarity index 100%
rename from ios.toolchain.cmake
rename to 3rd/ios.toolchain.cmake
diff --git a/build_ios.sh b/build_ios.sh
index 3d7d888f..7b63bba7 100644
--- a/build_ios.sh
+++ b/build_ios.sh
@@ -2,7 +2,7 @@ rm -rf build
 mkdir build
 cd build
 
-FLAGS="-DCMAKE_TOOLCHAIN_FILE=ios.toolchain.cmake -DPK_BUILD_STATIC_LIB=ON -DDEPLOYMENT_TARGET=13.0"
+FLAGS="-DCMAKE_TOOLCHAIN_FILE=3rd/ios.toolchain.cmake -DPK_BUILD_STATIC_LIB=ON -DDEPLOYMENT_TARGET=13.0"
 
 cmake -B os64 -G Xcode $FLAGS -DPLATFORM=OS64 ..
 cmake --build os64 --config Release