diff --git a/src/platform/gba/data/TRACKS.AD4 b/src/platform/gba/data/TRACKS.AD4
index 9e022a1..130ac06 100644
Binary files a/src/platform/gba/data/TRACKS.AD4 and b/src/platform/gba/data/TRACKS.AD4 differ
diff --git a/src/platform/gba/packer/ad4/ad4.c b/src/platform/gba/packer/ad4/ad4.c
index 1516ec2..ed54dc5 100644
--- a/src/platform/gba/packer/ad4/ad4.c
+++ b/src/platform/gba/packer/ad4/ad4.c
@@ -5,6 +5,7 @@
 #include <math.h>
 #include <stdint.h>
 #include <stdio.h>
+#include <stdlib.h>
 #include "AD4.h"
 
 int main(int argc, const char *argv[]) {
diff --git a/src/platform/gba/packer/tracks/ad4.exe b/src/platform/gba/packer/tracks/ad4.exe
index 77471e2..fb0c3bf 100644
Binary files a/src/platform/gba/packer/tracks/ad4.exe and b/src/platform/gba/packer/tracks/ad4.exe differ