diff --git a/checkin_notes b/checkin_notes
index 60400fa4d0..e090d0c811 100644
--- a/checkin_notes
+++ b/checkin_notes
@@ -969,3 +969,10 @@ David  20 Feb 2011
 
     samples/wrapper/
         wrapper.cpp
+
+David  20 Feb 2011
+    - client: fix disk-space accounting bug when user quotas in use
+        (Windows)
+
+    lib/
+        filesys.cpp
diff --git a/lib/filesys.cpp b/lib/filesys.cpp
index ee7b4d137e..094b682cd0 100644
--- a/lib/filesys.cpp
+++ b/lib/filesys.cpp
@@ -750,13 +750,13 @@ int get_filesystem_info(double &total_space, double &free_space, char*) {
     if (pGetDiskFreeSpaceEx) {
         ULARGE_INTEGER TotalNumberOfFreeBytes;
         ULARGE_INTEGER TotalNumberOfBytes;
-        ULARGE_INTEGER TotalNumberOfBytesFreeToCaller;
+        ULARGE_INTEGER FreeBytesAvailable;
         pGetDiskFreeSpaceEx(
-            buf, &TotalNumberOfBytesFreeToCaller, &TotalNumberOfBytes,
+            buf, &FreeBytesAvailable, &TotalNumberOfBytes,
             &TotalNumberOfFreeBytes
         );
         signed __int64 uMB;
-        uMB = TotalNumberOfFreeBytes.QuadPart / (1024 * 1024);
+        uMB = FreeBytesAvailable.QuadPart / (1024 * 1024);
         free_space = uMB * 1024.0 * 1024.0;
         uMB = TotalNumberOfBytes.QuadPart / (1024 * 1024);
         total_space = uMB * 1024.0 * 1024.0;