diff --git a/TODO b/TODO
index bc634c76..5d961bc3 100644
--- a/TODO
+++ b/TODO
@@ -1,3 +1,5 @@
+- why do we need glib2.6? can we use 2.4? it would help sol10
+
 - missing libstdc++ in link? what if we configure with no openexr?
 
   added -lstdc++ to VIPS_LIBS, but will this work on solaris etc.? maybe have