diff --git a/tests/utils.h b/tests/utils.h
index f688df1c..edcd3c3d 100644
--- a/tests/utils.h
+++ b/tests/utils.h
@@ -1,7 +1,8 @@
 #include <string>
 #include <stdio.h>
-#include <sys/fcntl.h>
+#include <unistd.h>
 #include <fcntl.h>
+#include <sys/fcntl.h>
 
 using namespace std;