diff --git a/sbin/ifconfig/carp.c b/sbin/ifconfig/carp.c
index 0dc3facdaf79..126a15a230df 100644
--- a/sbin/ifconfig/carp.c
+++ b/sbin/ifconfig/carp.c
@@ -242,6 +242,7 @@ setcarp_peer6(const char *val, int d, int s, const struct afswtch *afp)
 
 	memcpy(&carp_addr6, &((struct sockaddr_in6 *)res->ai_addr)->sin6_addr,
 	    sizeof(carp_addr6));
+	freeaddrinfo(res);
 }
 
 static void