diff --git a/src/mame/drivers/deco32.c b/src/mame/drivers/deco32.c
index 06d63e05afc..962b68bae97 100644
--- a/src/mame/drivers/deco32.c
+++ b/src/mame/drivers/deco32.c
@@ -1592,9 +1592,9 @@ static GFXDECODE_START( fghthist )
 GFXDECODE_END
 
 static GFXDECODE_START( dragngun )
-	GFXDECODE_ENTRY( "gfx1", 0, charlayout,        0, 16 )  /* Characters 8x8 */
-	GFXDECODE_ENTRY( "gfx2", 0, tilelayout,        0, 16 )  /* Tiles 16x16 */
-	GFXDECODE_ENTRY( "gfx3", 0, tilelayout_8bpp,      0,  4 )   /* Tiles 16x16 */
+	GFXDECODE_ENTRY( "gfx1", 0, charlayout,        0, 64 )  /* Characters 8x8 */
+	GFXDECODE_ENTRY( "gfx2", 0, tilelayout,        0, 64 )  /* Tiles 16x16 */
+	GFXDECODE_ENTRY( "gfx3", 0, tilelayout_8bpp,      0, 8 )   /* Tiles 16x16 */
 	GFXDECODE_ENTRY( "gfx4", 0, spritelayout4,       0, 32 )    /* Sprites 16x16 */
 	GFXDECODE_ENTRY( "gfx4", 0, spritelayout5,       0, 32 )    /* Sprites 16x16 */
 GFXDECODE_END
diff --git a/src/mame/drivers/tattack.c b/src/mame/drivers/tattack.c
index 15dd01b6a2a..2a7c4d5b7aa 100644
--- a/src/mame/drivers/tattack.c
+++ b/src/mame/drivers/tattack.c
@@ -176,7 +176,7 @@ static const gfx_layout charlayout =
 
 
 static GFXDECODE_START( tattack )
-	GFXDECODE_ENTRY( "gfx1", 0     , charlayout,  0, 1 )
+	GFXDECODE_ENTRY( "gfx1", 0     , charlayout,  0, 8 )
 GFXDECODE_END
 
 PALETTE_INIT_MEMBER(tattack_state, tattack)