diff --git a/Core/Code/CppMicroServices/src/util/usUtils.cpp b/Core/Code/CppMicroServices/src/util/usUtils.cpp
index ffd8b2e..01b2aa1 100644
--- a/Core/Code/CppMicroServices/src/util/usUtils.cpp
+++ b/Core/Code/CppMicroServices/src/util/usUtils.cpp
@@ -86,7 +86,7 @@ void message_output(MsgType msgType, const char *buf)
 
   if (msgType == ErrorMsg)
   {
-  #if defined(_MSC_VER) && !defined(NDEBUG) && defined(_CRT_ERROR)
+  #if defined(_MSC_VER) && !defined(NDEBUG) && defined(_DEBUG) && defined(_CRT_ERROR)
     // get the current report mode
     int reportMode = _CrtSetReportMode(_CRT_ERROR, _CRTDBG_MODE_WNDW);
     _CrtSetReportMode(_CRT_ERROR, reportMode);