diff --git a/media/sdb/sysmain.xml b/media/sdb/sysmain.xml
index 7ab4a616f37..07a32edce68 100644
--- a/media/sdb/sysmain.xml
+++ b/media/sdb/sysmain.xml
@@ -196,6 +196,13 @@
                 <DLLFILE>aclayers.dll</DLLFILE>
             </SHIM>
 
+            <FLAG NAME="GetShortPathNameNT4">
+                <FLAG_MASK_KERNEL>1</FLAG_MASK_KERNEL>
+            </FLAG>
+            <FLAG NAME="GetDiskFreeSpace2GB">
+                <FLAG_MASK_KERNEL>8</FLAG_MASK_KERNEL>
+            </FLAG>
+
         </LIBRARY>
 
         <!-- Backwards compatibility layers, incomplete! -->
@@ -306,5 +313,13 @@
             <SHIM_REF NAME="VMHorizonSetup" />
         </LAYER>
 
+        <!-- 'Flag' layers -->
+        <LAYER NAME="GetShortPathNameNT4">
+            <FLAG_REF NAME="GetShortPathNameNT4" />
+        </LAYER>
+        <LAYER NAME="GetDiskFreeSpace2GB">
+            <FLAG_REF NAME="GetDiskFreeSpace2GB" />
+        </LAYER>
+
     </DATABASE>
 </SDB>
\ No newline at end of file