diff --git a/CMakeLists.txt b/CMakeLists.txt
index 84084e38..08aeffb5 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -13,8 +13,13 @@ if(ANDROID)
     set(QT_ANDROID_BUILD_ALL_ABIS ON)
 endif()
 
+# TODO: determine build step for arm64 build, from x86_64 host
 if(APPLE AND NOT IOS)
-    set(CMAKE_OSX_ARCHITECTURES "x86_64")
+    if(CMAKE_HOST_SYSTEM_PROCESSOR STREQUAL "arm64")
+        set(CMAKE_OSX_ARCHITECTURES "arm64")
+    elseif(CMAKE_HOST_SYSTEM_PROCESSOR STREQUAL "x86_64")
+        set(CMAKE_OSX_ARCHITECTURES "x86_64")
+    endif()
 endif()
 
 add_subdirectory(client)
diff --git a/client/3rd/OpenSSL/lib/macos/arm64/libcrypto.a b/client/3rd/OpenSSL/lib/macos/arm64/libcrypto.a
new file mode 100644
index 00000000..c3abac83
Binary files /dev/null and b/client/3rd/OpenSSL/lib/macos/arm64/libcrypto.a differ
diff --git a/client/3rd/OpenSSL/lib/macos/arm64/libssl.a b/client/3rd/OpenSSL/lib/macos/arm64/libssl.a
new file mode 100644
index 00000000..9ef26acc
Binary files /dev/null and b/client/3rd/OpenSSL/lib/macos/arm64/libssl.a differ