diff --git a/arch/arm64/configs/gki_defconfig b/arch/arm64/configs/gki_defconfig
index c0d28cfd2949..7c6f632fe586 100644
--- a/arch/arm64/configs/gki_defconfig
+++ b/arch/arm64/configs/gki_defconfig
@@ -139,6 +139,7 @@ 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 b59bad7769e6..5b0d2c549488 100644
--- a/arch/x86/configs/gki_defconfig
+++ b/arch/x86/configs/gki_defconfig
@@ -124,6 +124,7 @@ 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