diff --git a/include/resolv.h b/include/resolv.h
index 78da3748a20e..f372f94e0c9d 100644
--- a/include/resolv.h
+++ b/include/resolv.h
@@ -57,6 +57,7 @@
 #include <sys/types.h>
 #include <sys/cdefs.h>
 #include <sys/socket.h>
+#include <sys/timespec.h>
 #include <stdio.h>
 #include <arpa/nameser.h>