diff --git a/cmake/Intel.cmake b/cmake/Intel.cmake
index b39848964c..49987a9492 100644
--- a/cmake/Intel.cmake
+++ b/cmake/Intel.cmake
@@ -23,8 +23,8 @@ else()
     if(AVX2)
         #set(CMAKE_Fortran_FLAGS "${CMAKE_Fortran_FLAGS} -xCORE-AVX2 -qno-opt-dynamic-align")
         #set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -xCORE-AVX2 -qno-opt-dynamic-align")
-        set(CMAKE_Fortran_FLAGS "${CMAKE_Fortran_FLAGS} -march=core-avx2 -qno-opt-dynamic-align")
-        set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -march=core-avx2 -qno-opt-dynamic-align")
+        set(CMAKE_Fortran_FLAGS "${CMAKE_Fortran_FLAGS} -xCORE-AVX512 -qno-opt-dynamic-align")
+        set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -xCORE-AVX512 -qno-opt-dynamic-align")
     elseif(SIMDMULTIARCH)
         set(CMAKE_Fortran_FLAGS "${CMAKE_Fortran_FLAGS} -axSSE4.2,CORE-AVX2 -qno-opt-dynamic-align")
         set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -axSSE4.2,CORE-AVX2 -qno-opt-dynamic-align")