--- a/training/CMakeLists.txt	Thu Aug 17 02:46:15 2017
+++ b/training/CMakeLists.txt	Thu Aug 17 02:46:15 2017
@@ -11,7 +11,7 @@
 endif()
 
 # experimental
-if (MSVC AND NOT CPPAN_BUILD)
+if (MSVC AND NOT CPPAN_BUILD AND NOT USE_SYSTEM_ICU)
 
 include(CheckTypeSize)
 check_type_size("void *" SIZEOF_VOID_P)