diff --git a/ref/uxn b/ref/uxn
deleted file mode 100755
index 6bdafe8..0000000
Binary files a/ref/uxn and /dev/null differ
diff --git a/ref/uxn.c b/ref/uxn.c
index 94de1d5..813ce74 100644
--- a/ref/uxn.c
+++ b/ref/uxn.c
@@ -17,7 +17,7 @@ typedef struct {
 } Stack;
 
 typedef struct Uxn {
-	Uint8 *ram, dev[0x100];
+	Uint8 ram[0x10000], dev[0x100];
 	Stack wst, rst;
 } Uxn;
 
@@ -33,16 +33,6 @@ system_load(Uxn *u, char *filename)
 	return 1;
 }
 
-int
-system_init(Uxn *u, Uint8 *ram, char *rom)
-{
-	u->ram = ram;
-	if(!system_load(u, rom))
-		if(!system_load(u, "boot.rom"))
-			return 0;
-	return 1;
-}
-
 int
 console_input(Uxn *u, char c, int type)
 {
@@ -175,7 +165,7 @@ main(int argc, char **argv)
 		fprintf(stdout, "usage: %s file.rom [args..]\n", argv[0]);
 		return 0;
 	}
-	if(!system_init(&u, (Uint8 *)calloc(0x10000, sizeof(Uint8)), argv[i++])) {
+	if(!system_load(&u, argv[i++])) {
 		fprintf(stderr, "Failed to initialize %s\n", argv[1]);
 		return 0;
 	}
@@ -192,6 +182,5 @@ main(int argc, char **argv)
 			console_input(&u, (Uint8)c, 0x1);
 		}
 	}
-	free(u.ram);
 	return u.dev[0x0f] & 0x7f;
 }