diff --git a/arch/arm64/configs/gki_defconfig b/arch/arm64/configs/gki_defconfig
index f573d60b7dfd..662227929ce2 100644
--- a/arch/arm64/configs/gki_defconfig
+++ b/arch/arm64/configs/gki_defconfig
@@ -154,6 +154,7 @@ CONFIG_IPV6_MIP6=y
 CONFIG_IPV6_VTI=y
 CONFIG_IPV6_GRE=y
 CONFIG_IPV6_MULTIPLE_TABLES=y
+CONFIG_IPV6_MROUTE=y
 CONFIG_NETFILTER=y
 CONFIG_NF_CONNTRACK=y
 CONFIG_NF_CONNTRACK_SECMARK=y
diff --git a/arch/x86/configs/gki_defconfig b/arch/x86/configs/gki_defconfig
index 7c4347701c63..8c61c97d3214 100644
--- a/arch/x86/configs/gki_defconfig
+++ b/arch/x86/configs/gki_defconfig
@@ -135,6 +135,7 @@ CONFIG_IPV6_MIP6=y
 CONFIG_IPV6_VTI=y
 CONFIG_IPV6_GRE=y
 CONFIG_IPV6_MULTIPLE_TABLES=y
+CONFIG_IPV6_MROUTE=y
 CONFIG_NETFILTER=y
 CONFIG_NF_CONNTRACK=y
 CONFIG_NF_CONNTRACK_SECMARK=y