diff --git a/src/util-ip.h b/src/util-ip.h
index c5ba35b562..e0cb6a9403 100644
--- a/src/util-ip.h
+++ b/src/util-ip.h
@@ -25,6 +25,9 @@
 #ifndef SURICATA_UTIL_IP_H
 #define SURICATA_UTIL_IP_H
 
+#define SC_IPV4_LEN 4
+#define SC_IPV6_LEN 16
+
 bool IPv4AddressStringIsValid(const char *str);
 bool IPv6AddressStringIsValid(const char *str);
 struct in_addr *ValidateIPV4Address(const char *);