1 files changed, 1 insertions, 0 deletions
diff --git a/vehicle.c b/vehicle.c
index 31e9888bb..8d4ef2fc0 100644
--- a/vehicle.c
+++ b/vehicle.c
@@ -9,6 +9,7 @@
 #include "saveload.h"
 #include "player.h"
 #include "engine.h"
+#include "sound.h"
 
 #define INVALID_COORD (-0x8000)
 #define GEN_HASH(x,y) (((x & 0x1F80)>>7) + ((y & 0xFC0)))