diff --git a/llvm/cmake/modules/GetHostTriple.cmake b/llvm/cmake/modules/GetHostTriple.cmake
--- a/llvm/cmake/modules/GetHostTriple.cmake
+++ b/llvm/cmake/modules/GetHostTriple.cmake
@@ -23,13 +23,13 @@
       if( CMAKE_SIZEOF_VOID_P EQUAL 8 )
         set( value "aarch64-w64-windows-gnu" )
       else()
-        set( value "armv7-pc-windows-gnu" )
+        set( value "armv7-w64-windows-gnu" )
       endif()
     else()
       if( CMAKE_SIZEOF_VOID_P EQUAL 8 )
         set( value "x86_64-w64-windows-gnu" )
       else()
-        set( value "i686-pc-windows-gnu" )
+        set( value "i686-w64-windows-gnu" )
       endif()
     endif()
   elseif( CMAKE_SYSTEM_NAME MATCHES "OS390" )