diff --git a/src/mess/drivers/socrates.c b/src/mess/drivers/socrates.c
index cbc82427b0a..3cb5c8e07e4 100644
--- a/src/mess/drivers/socrates.c
+++ b/src/mess/drivers/socrates.c
@@ -6,6 +6,7 @@
 *
 *  (driver structure copied from vtech1.c)
 TODO:
+    The speech chip is a toshiba tc8802AF running at 800khz clock/10khz output with between 1 and 4 t6684F vsm roms attached; create a sound driver for this!
     fix glitches with keyboard input (double keys still don't work, super painter letter entry still doesn't work)
     hook up hblank
     hook up mouse