1 files changed, 2 insertions, 0 deletions

diff --git a/arena.h b/arena.h
index 2058559..7b20ad4 100644
--- a/arena.h
+++ b/arena.h
@@ -1,6 +1,8 @@
 #ifndef ARENA_H
 #define ARENA_H
 
+#include <stdint.h>
+
 #include "typ.h"
 
 typedef struct {