diff --git a/cmake/cflags-arm.cmake b/cmake/cflags-arm.cmake
index 3a29209e..c6943bbf 100644
--- a/cmake/cflags-arm.cmake
+++ b/cmake/cflags-arm.cmake
@@ -17,6 +17,8 @@ if (CMAKE_COMPILER_IS_GNUCXX)
     else()
         set(SVE2_ARCH "armv9-a")
     endif()
+else()
+    set(SVE2_ARCH "armv9-a")
 endif()
 
 set(ARMV8_ARCH "armv8-a")