diff --git a/core/types.h b/core/types.h
index b9c6333c9..a682d2591 100644
--- a/core/types.h
+++ b/core/types.h
@@ -238,7 +238,7 @@ struct vram_block
 	#define VRAM_SIZE (16*1024*1024)
 	#define ARAM_SIZE (8*1024*1024)
 	#define BIOS_SIZE (2*1024*1024)
-	#define BBSRAM_SIZE (8*1024)
+	#define BBSRAM_SIZE (32*1024)
 
 	#define ROM_PREFIX "naomi_"
 	#define ROM_NAMES ";epr-21576d.bin"
@@ -251,7 +251,7 @@ struct vram_block
 	#define VRAM_SIZE (16*1024*1024)
 	#define ARAM_SIZE (8*1024*1024)
 	#define BIOS_SIZE (2*1024*1024)	
-	#define BBSRAM_SIZE (8*1024)
+	#define BBSRAM_SIZE (32*1024)
 
 	#define ROM_PREFIX "n2_"
 	#define ROM_NAMES