diff --git a/faq.html b/faq.html
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--- a/faq.html
+++ b/faq.html
@@ -457,6 +457,12 @@ ext4 and XFS are anyway better. Use them instead.</td>
 <td>Unsure. There are <a href="https://sourceforge.net/p/snapraid/discussion/1677233/thread/455e8d63">reports</a>
 of duplicate inodes cases. NTFS is anyway a lot faster. Use it instead.</td>
 </tr>
+<tr>
+<td>ReFS</td>
+<td>No. ReFS uses <a href="https://msdn.microsoft.com/en-us/library/windows/desktop/aa363788%28v=vs.85%29.aspx">128 bit inodes</a>,
+and SnapRAID doesn't support them yet.
+</td>
+</tr>
 </table>
 
 <p>