diff --git a/src/util/network.h b/src/util/network.h
index 0900e29c2b..521f466e2a 100644
--- a/src/util/network.h
+++ b/src/util/network.h
@@ -20,6 +20,7 @@
 # endif
 # include <netdb.h>
 # include <stdbool.h>
+# include <netinet/in.h>
 
 typedef struct {
     union {