diff --git a/config/ppc64le/vanilla b/config/ppc64le/vanilla
index a2bb1da..1f82936 100644
--- a/config/ppc64le/vanilla
+++ b/config/ppc64le/vanilla
@@ -1,3 +1,4 @@
+CONFIG_ARCH_HAS_WALK_MEMORY=y
 CONFIG_BLK_CPQ_CISS_DA=m
 # CONFIG_BLK_DEV_NVME_SCSI is not set
 CONFIG_CHECK_SIGNATURE=y