diff --git a/CMakeLists.txt b/CMakeLists.txt
index 2ecb5839e..9f64a6921 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -475,6 +475,7 @@ endif()
 if (${CMAKE_SYSTEM_PROCESSOR} MATCHES "arm" OR ${CMAKE_SYSTEM_PROCESSOR} MATCHES "aarch64" OR "${CMAKE_GENERATOR_PLATFORM_LWR}" MATCHES "arm64")
     message(STATUS "ARM detected")
     if (MSVC)
+        add_compile_definitions(/fp:fast)
         add_compile_definitions(__ARM_NEON)
         add_compile_definitions(__ARM_FEATURE_FMA)
         add_compile_definitions(__ARM_FEATURE_DOTPROD)