diff --git a/include/netinet/icmp6.h b/include/netinet/icmp6.h
index 01269e7d..cf951d91 100644
--- a/include/netinet/icmp6.h
+++ b/include/netinet/icmp6.h
@@ -9,6 +9,7 @@ extern "C" {
 #include <string.h>
 #include <sys/types.h>
 #include <netinet/in.h>
+#include <endian.h>
 
 #define ICMP6_FILTER 1