diff --git a/XCODE_6_UPGRADES_TODO.txt b/XCODE_6_UPGRADES_TODO.txt
index 0802f1977f3b0ca75c5d945cb97f6dded4baa85d..1529a2ee90c96ed5bd8b90129b129cf21c1f68a4 100644
--- a/XCODE_6_UPGRADES_TODO.txt
+++ b/XCODE_6_UPGRADES_TODO.txt
@@ -17,4 +17,4 @@
 
 * clang demands default ctor here: https://bitbucket.org/callum_linden/viewer-tools-update-callum/src/c58560da7bb6e00deffcbbc1c25cbf87bf2e96ec/indra/newview/llgrouplist.cpp?at=default#cl-53   side effects?
 
-
+* Nat to look at this please: https://bitbucket.org/callum_linden/viewer-tools-update-callum/commits/3d2fb85943d527e7db9908ff2824bc54afe916f1