diff --git a/src/mame/video/cps1.c b/src/mame/video/cps1.c
index f4e2f5493fe..2bc2cf2f815 100644
--- a/src/mame/video/cps1.c
+++ b/src/mame/video/cps1.c
@@ -415,7 +415,7 @@ static const struct CPS1config *cps1_game_config;
 #define CPS_B_21_BT1 0x32,0x0800, 0x0e,0x0c,0x0a,0x08, 0x06,0x04,0x02,  0x28,{0x26,0x24,0x22,0x20},0x30, {0x20,0x04,0x08,0x12,0x12}
 #define CPS_B_21_BT2  -1,   -1,   0x1e,0x1c,0x1a,0x18,  -1, 0x0c,0x0a,  0x20,{0x2e,0x2c,0x2a,0x28},0x30, {0x30,0x08,0x30,0x00,0x00}
 #define CPS_B_21_BT3  -1,   -1,   0x06,0x04,0x02,0x00, 0x0e,0x0c,0x0a,  0x20,{0x2e,0x2c,0x2a,0x28},0x30, {0x20,0x12,0x12,0x00,0x00}
-#define CPS_B_21_BT4  -1,   -1,   0x06,0x04,0x02,0x00, 0x1e,0x1c,0x0a,  0x28,{0x26,0x24,0x22,0x20},0x30, {0x20,0x10,0x02,0x00,0x00}
+#define CPS_B_21_BT4  -1,   -1,   0x06,0x04,0x02,0x00, 0x1e,0x1c,0x1a,  0x28,{0x26,0x24,0x22,0x20},0x30, {0x20,0x10,0x02,0x00,0x00}
 #define CPS_B_21_BT5 0x32,  -1,   0x0e,0x0c,0x0a,0x08, 0x1e,0x1c,0x1a,  0x20,{0x2e,0x2c,0x2a,0x28},0x30, {0x20,0x04,0x02,0x00,0x00}
 #define CPS_B_21_BT6  -1,   -1,    -1,  -1,  -1,  -1,   -1,  -1,  -1,   0x20,{0x2e,0x2c,0x2a,0x28},0x30, {0x20,0x14,0x14,0x00,0x00}
 #define CPS_B_21_BT7  -1,   -1,    -1,  -1,  -1,  -1,   -1,  -1,  -1,   0x2c,{ -1,  -1,  -1,  -1 },0x12, {0x14,0x02,0x14,0x00,0x00}