diff --git a/library/Process-windows.cpp b/library/Process-windows.cpp
index a328a9e35..758de9bb6 100644
--- a/library/Process-windows.cpp
+++ b/library/Process-windows.cpp
@@ -24,8 +24,12 @@ distribution.
 
 #include "Internal.h"
 
+#define _WIN32_WINNT 0x0501
+#define WINVER 0x0501
+
 #define WIN32_LEAN_AND_MEAN
 #include <windows.h>
+#include <psapi.h>
 
 #include <cstring>
 #include <cstdio>
diff --git a/library/xml b/library/xml
index d04294981..663f9e124 160000
--- a/library/xml
+++ b/library/xml
@@ -1 +1 @@
-Subproject commit d0429498124d9887df46cf0a6e609232ab499224
+Subproject commit 663f9e124e2f3ac59d6761ad6d29af79f5e3c7da