diff --git a/parallel-rsp/CMakeLists.txt b/parallel-rsp/CMakeLists.txt
index 19762d8..c4f5b04 100644
--- a/parallel-rsp/CMakeLists.txt
+++ b/parallel-rsp/CMakeLists.txt
@@ -76,7 +76,12 @@ set_target_properties(${NAME_PLUGIN_SIMPLE64} PROPERTIES PREFIX "")
 target_include_directories(${NAME_PLUGIN_SIMPLE64} PUBLIC ${CMAKE_CURRENT_SOURCE_DIR})
 target_include_directories(${NAME_PLUGIN_SIMPLE64} PUBLIC ${CMAKE_CURRENT_SOURCE_DIR}/arch/simd/rsp)
 target_include_directories(${NAME_PLUGIN_SIMPLE64} PUBLIC ${CMAKE_CURRENT_SOURCE_DIR}/api)
-target_compile_options(${NAME_PLUGIN_SIMPLE64} PRIVATE ${PARALLEL_RSP_CXX_FLAGS} -march=x86-64-v3 -Ofast)
+target_compile_options(${NAME_PLUGIN_SIMPLE64} PRIVATE ${PARALLEL_RSP_CXX_FLAGS} -Ofast)
+if (CMAKE_SYSTEM_PROCESSOR STREQUAL "aarch64")
+	target_compile_options(${NAME_PLUGIN_SIMPLE64} PRIVATE -march=armv8-a)
+else()
+	target_compile_options(${NAME_PLUGIN_SIMPLE64} PRIVATE -march=x86-64-v3)
+endif()
 
 option(PARALLEL_RSP_BAKED_LIGHTNING "Use built-in Lightning." ON)
 
@@ -100,13 +105,25 @@ if (PARALLEL_RSP_BAKED_LIGHTNING)
 	set_property(TARGET lightning PROPERTY C_VISIBILITY_PRESET hidden)
 	set_property(TARGET lightning PROPERTY CXX_VISIBILITY_PRESET hidden)
 	set_property(TARGET lightning PROPERTY VISIBILITY_INLINES_HIDDEN ON)
-	target_compile_options(lightning PRIVATE -march=x86-64-v3 -DHAVE_MMAP -Ofast)
-	target_link_options(lightning PRIVATE -march=x86-64-v3 -DHAVE_MMAP -Ofast)
+	target_compile_options(lightning PRIVATE -DHAVE_MMAP -Ofast)
+	target_link_options(lightning PRIVATE -DHAVE_MMAP -Ofast)
+	if (CMAKE_SYSTEM_PROCESSOR STREQUAL "aarch64")
+		target_compile_options(lightning PRIVATE -march=armv8-a)
+		target_link_options(lightning PRIVATE -march=armv8-a)
+	else()
+		target_compile_options(lightning PRIVATE -march=x86-64-v3)
+		target_link_options(lightning PRIVATE -march=x86-64-v3)
+	endif()
 	if (NOT APPLE)
 		target_link_options(lightning PRIVATE -Wl,-Bsymbolic -Wl,-Bsymbolic-functions)
 	endif (NOT APPLE)
 endif()
-target_link_options(${NAME_PLUGIN_SIMPLE64} PRIVATE -march=x86-64-v3 -Ofast)
+target_link_options(${NAME_PLUGIN_SIMPLE64} PRIVATE -Ofast)
+if (CMAKE_SYSTEM_PROCESSOR STREQUAL "aarch64")
+	target_link_options(${NAME_PLUGIN_SIMPLE64} PRIVATE -march=armv8-a)
+else()
+	target_link_options(${NAME_PLUGIN_SIMPLE64} PRIVATE -march=x86-64-v3)
+endif()
 if (NOT APPLE)
 	target_link_options(${NAME_PLUGIN_SIMPLE64} PRIVATE -Wl,-Bsymbolic -Wl,-Bsymbolic-functions)
 endif (NOT APPLE)