diff --git a/net/ipv6/mcast.c b/net/ipv6/mcast.c
index fd939da..057d861 100644
--- a/net/ipv6/mcast.c
+++ b/net/ipv6/mcast.c
@@ -170,7 +170,7 @@
 #define MLDV2_QQIC(value) MLDV2_EXP(0x80, 4, 3, value)
 #define MLDV2_MRC(value) MLDV2_EXP(0x8000, 12, 3, value)
 
-#define IPV6_MLD_MAX_MSF	10
+#define IPV6_MLD_MAX_MSF	64
 
 int sysctl_mld_max_msf = IPV6_MLD_MAX_MSF;