diff --git a/configure.ac b/configure.ac
index b0f1dc8382..2fdd9db37e 100644
--- a/configure.ac
+++ b/configure.ac
@@ -665,6 +665,7 @@ AC_CHECK_TYPES([struct sockaddr_in6], [], [], [AC_INCLUDES_DEFAULT
 #include <netinet/in.h>
 #endif])
 AC_CHECK_TYPES([struct sockaddr_storage], [], [], [AC_INCLUDES_DEFAULT
+#include <sys/socket.h>
 #ifdef HAVE_NETINET_IN_H
 #include <netinet/in.h>
 #endif])