diff --git a/TODO b/TODO
index 04852c695..ef8f41329 100644
--- a/TODO
+++ b/TODO
@@ -13,6 +13,8 @@ General fixes:
 API issues to fix before 1.0:
 ============================
 
+- Rename all internal symbols (static ones even) to have _hb prefix?
+
 - Add pkg-config files for glue codes (harfbuzz-glib, etc)
 
 - Figure out how many .so objects, how to link, etc