diff --git a/windows/README.md b/windows/README.md
index b400b0c14..a8203165e 100644
--- a/windows/README.md
+++ b/windows/README.md
@@ -1 +1,5 @@
-This is a test for minimal files needed for windows version
\ No newline at end of file
+The solution has been created with Visual Studio Express 2013.
+Make sure to compile the Release version, unless you need to debug the code 
+(and in the case modify the path in xgboost.py from release to test).
+Note that you have two projects in one solution and they need to be compiled to use the standalone executable from the command line 
+or the python module respectively.
\ No newline at end of file
diff --git a/windows/xgboost/xgboost_wrapper/xgboost_wrapper.vcxproj b/windows/xgboost_wrapper/xgboost_wrapper.vcxproj
similarity index 100%
rename from windows/xgboost/xgboost_wrapper/xgboost_wrapper.vcxproj
rename to windows/xgboost_wrapper/xgboost_wrapper.vcxproj
diff --git a/wrapper/xgboost_wrapper.h b/wrapper/xgboost_wrapper.h
index 04c1763c2..7d98b5208 100644
--- a/wrapper/xgboost_wrapper.h
+++ b/wrapper/xgboost_wrapper.h
@@ -7,7 +7,11 @@
  *  can be used to create wrapper of other languages
  */
 #include <cstdio>
+#ifdef _MSC_VER
+#define XGB_DLL __declspec(dllexport)
+#else
 #define XGB_DLL
+#endif
 // manually define unsign long
 typedef unsigned long bst_ulong;