--- src/doom/g_game.c
+++ src/doom/g_game.c
@@ -73,7 +73,7 @@
 #include "g_game.h"
 
 
-#define SAVEGAMESIZE	0x2c000
+#define SAVEGAMESIZE	0x2c0000
 
 void	G_ReadDemoTiccmd (ticcmd_t* cmd); 
 void	G_WriteDemoTiccmd (ticcmd_t* cmd); 
--- src/doom/p_spec.c
+++ src/doom/p_spec.c
@@ -133,7 +133,7 @@ anim_t*		lastanim;
 //
 //      Animating line specials
 //
-#define MAXLINEANIMS            64
+#define MAXLINEANIMS            16384
 
 extern  short	numlinespecials;
 extern  line_t*	linespeciallist[MAXLINEANIMS];
--- src/doom/p_spec.h
+++ src/doom/p_spec.h
@@ -300,7 +300,7 @@ typedef struct
 
 #define PLATWAIT		3
 #define PLATSPEED		FRACUNIT
-#define MAXPLATS		30
+#define MAXPLATS		7680
 
 
 extern plat_t*	activeplats[MAXPLATS];
--- src/doom/r_defs.h
+++ src/doom/r_defs.h
@@ -48,7 +48,7 @@
 #define SIL_TOP			2
 #define SIL_BOTH		3
 
-#define MAXDRAWSEGS		256
+#define MAXDRAWSEGS		2048
 
 
 
--- src/doom/r_plane.c
+++ src/doom/r_plane.c
@@ -42,14 +42,14 @@ planefunction_t		ceilingfunc;
 //
 
 // Here comes the obnoxious "visplane".
-#define MAXVISPLANES	128
+#define MAXVISPLANES	1024
 visplane_t		visplanes[MAXVISPLANES];
 visplane_t*		lastvisplane;
 visplane_t*		floorplane;
 visplane_t*		ceilingplane;
 
 // ?
-#define MAXOPENINGS	SCREENWIDTH*64
+#define MAXOPENINGS	SCREENWIDTH*256
 short			openings[MAXOPENINGS];
 short*			lastopening;
 
--- src/doom/r_things.h
+++ src/doom/r_things.h
@@ -22,7 +22,7 @@
 
 
 
-#define MAXVISSPRITES  	128
+#define MAXVISSPRITES  	1024
 
 extern vissprite_t	vissprites[MAXVISSPRITES];
 extern vissprite_t*	vissprite_p;