diff --git a/tests/test_syscalls.c b/tests/test_syscalls.c
index 8561cfc..5a9f951 100644
--- a/tests/test_syscalls.c
+++ b/tests/test_syscalls.c
@@ -3,6 +3,7 @@
 #include <stdlib.h>
 #include <string.h>
 #include <unistd.h>
+#include <sys/sysmacros.h>
 #include <sys/types.h>
 #include <sys/socket.h>
 #include <linux/un.h>