diff --git a/cpp/cmake/CMakeLists.txt b/cpp/cmake/CMakeLists.txt
index 181d24e2..03815525 100644
--- a/cpp/cmake/CMakeLists.txt
+++ b/cpp/cmake/CMakeLists.txt
@@ -39,7 +39,10 @@ endif()
 
 # Setup definitions for all targets
 add_definitions(${SRW_DEFINITIONS})
-add_compile_options(-O3 -mfma) #HG01082025
+add_compile_options(-O3)
+if(CMAKE_SYSTEM_PROCESSOR MATCHES "^(x86_64|AMD64|i[3-6]86)$")
+    add_compile_options(-mfma) #HG01082025
+endif()
 
 #ext
 #auxgpu
@@ -342,4 +345,4 @@ add_custom_command(TARGET srwlpy POST_BUILD
     COMMAND ${CMAKE_COMMAND} -E copy $<TARGET_FILE:srwlpy> ${CMAKE_SOURCE_DIR}/env/python/srwpy/
 )
 
-#install(TARGETS srwlpy LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR})
\ No newline at end of file
+#install(TARGETS srwlpy LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR})