diff --git a/doc/todo/windows_support.mdwn b/doc/todo/windows_support.mdwn
index b60751845d..23fdaa5ca3 100644
--- a/doc/todo/windows_support.mdwn
+++ b/doc/todo/windows_support.mdwn
@@ -14,6 +14,9 @@ usable!
   Workaround: Enable long paths in the registry. See 
   <https://msdn.microsoft.com/en-us/library/windows/desktop/aa365247#maxpath>
 
+  ghc 8.61 fixes this!
+  <https://downloads.haskell.org/%7Eghc/8.6.1/docs/html/users_guide/win32-dlls.html#windows-file-paths>
+
 * Local pairing seems to fail, after acking on Linux box, it stalls.
   (Also, of course, the Windows box is unlikely to have a ssh server,
   so only pairing with a !Windows box will work.)