diff --git a/src/mame/drivers/monzagp.c b/src/mame/drivers/monzagp.c
index ec62a5b2206..6fc1ffe6e41 100644
--- a/src/mame/drivers/monzagp.c
+++ b/src/mame/drivers/monzagp.c
@@ -28,7 +28,6 @@ Lower board (MGP_01):
 ***************************************************************************/
 
 #include "emu.h"
-#include "cpu/i8085/i8085.h"
 #include "cpu/mcs48/mcs48.h"
 
 
diff --git a/src/mame/drivers/vega.c b/src/mame/drivers/vega.c
index fedfc56f0aa..c841db13289 100644
--- a/src/mame/drivers/vega.c
+++ b/src/mame/drivers/vega.c
@@ -4,6 +4,14 @@ Vega by Olympia
 
 preliminary WIP driver by Tomasz Slanina
 
+hardware seems like an evolution of Olympia's Monza GP
+
+I8035 (MCU)
+AY 3-8910 (Sound)
+PPI 8255 (I/O)
+INS 8154 (I/O + RAM)
+DP8350 (CRT controller)
+
 TODO:
 - proper scanline (with 2x scaling when needed) based renderer
 - color mixer