1 files changed, 1 insertions, 0 deletions

diff --git a/utils.c b/utils.c
index 67fdc76..de4993e 100644
--- a/utils.c
+++ b/utils.c
@@ -24,6 +24,7 @@
 #include <string.h>
 #include <stdint.h>
 #include <stdarg.h>
+#include <unistd.h>
 
 #include "utils.h"