diff --git a/configs/default_defconfig b/configs/default_defconfig
index 286c9e0b8d7d..56dfd14e0905 100644
--- a/configs/default_defconfig
+++ b/configs/default_defconfig
@@ -816,6 +816,7 @@ endif
 ifeq ($(CONFIG_ARCH_KONA), y)
 ifeq ($(CONFIG_IPA_OFFLOAD), y)
 CONFIG_ENABLE_SMMU_S1_TRANSLATION := y
+CONFIG_SMMU_S1_UNMAP := y
 endif
 endif