diff --git a/Modules/CMakeDetermineCompilerId.cmake b/Modules/CMakeDetermineCompilerId.cmake
index b9180921d..ae91a296a 100644
--- a/Modules/CMakeDetermineCompilerId.cmake
+++ b/Modules/CMakeDetermineCompilerId.cmake
@@ -131,6 +131,8 @@ Id flags: ${testflags}
     elseif("${id_arch}" STREQUAL "Itanium")
       set(id_machine_10 MachineIA64)
       set(id_arch ia64)
+    elseif("${id_arch}" STREQUAL "ARM")
+      set(id_machine_10 MachineARM)
     else()
       set(id_machine_6 x86)
       set(id_machine_10 MachineX86)