diff --git a/sys/net/if_loop.c b/sys/net/if_loop.c
index 4d7de10b3ca6..72b93e213be4 100644
--- a/sys/net/if_loop.c
+++ b/sys/net/if_loop.c
@@ -36,6 +36,7 @@
 
 #include "opt_inet.h"
 #include "opt_inet6.h"
+#include "opt_rss.h"
 
 #include <sys/param.h>
 #include <sys/systm.h>
@@ -224,6 +225,10 @@ looutput(struct ifnet *ifp, struct mbuf *m, const struct sockaddr *dst,
 	if_inc_counter(ifp, IFCOUNTER_OPACKETS, 1);
 	if_inc_counter(ifp, IFCOUNTER_OBYTES, m->m_pkthdr.len);
 
+#ifdef RSS
+	M_HASHTYPE_CLEAR(m);
+#endif
+
 	/* BPF writes need to be handled specially. */
 	if (dst->sa_family == AF_UNSPEC || dst->sa_family == pseudo_AF_HDRCMPLT)
 		bcopy(dst->sa_data, &af, sizeof(af));