diff --git a/arch/powerpc/configs/85xx/xes_mpc85xx_defconfig b/arch/powerpc/configs/85xx/xes_mpc85xx_defconfig
index c096c9a07da78b45ec4137c5c44159b44a64dd3a..185302fb5bcec3681007db6285d32bd26ff44b02 100644
--- a/arch/powerpc/configs/85xx/xes_mpc85xx_defconfig
+++ b/arch/powerpc/configs/85xx/xes_mpc85xx_defconfig
@@ -54,7 +54,6 @@ CONFIG_IP_PIMSM_V2=y
 # CONFIG_INET_XFRM_MODE_TRANSPORT is not set
 # CONFIG_INET_XFRM_MODE_TUNNEL is not set
 # CONFIG_INET_XFRM_MODE_BEET is not set
-CONFIG_IPV6=y
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
 CONFIG_MTD=y
 CONFIG_MTD_REDBOOT_PARTS=y
diff --git a/arch/powerpc/configs/cell_defconfig b/arch/powerpc/configs/cell_defconfig
index 31a7fe3ac4a8c258cca22b0c53d0a15478b539f2..560a93a84efe2fba8ac74d4a801cabfea257419c 100644
--- a/arch/powerpc/configs/cell_defconfig
+++ b/arch/powerpc/configs/cell_defconfig
@@ -52,7 +52,6 @@ CONFIG_IP_PNP_RARP=y
 CONFIG_NET_IPIP=y
 CONFIG_SYN_COOKIES=y
 # CONFIG_INET_XFRM_MODE_BEET is not set
-CONFIG_IPV6=y
 CONFIG_INET6_AH=m
 CONFIG_INET6_ESP=m
 CONFIG_INET6_IPCOMP=m