diff --git a/src/soc/intel/common/block/sgx/Kconfig b/src/soc/intel/common/block/sgx/Kconfig
index 92959ffe9c..d9f941dd2c 100644
--- a/src/soc/intel/common/block/sgx/Kconfig
+++ b/src/soc/intel/common/block/sgx/Kconfig
@@ -30,6 +30,7 @@ config SOC_INTEL_COMMON_BLOCK_SGX_PRMRR_SIZE
 	default 256 if SOC_INTEL_COMMON_BLOCK_SGX_PRMRR_SIZE_256MB
 	default 128 if SOC_INTEL_COMMON_BLOCK_SGX_PRMRR_SIZE_128MB
 	default  64 if SOC_INTEL_COMMON_BLOCK_SGX_PRMRR_SIZE_64MB
+	default  32 if SOC_INTEL_COMMON_BLOCK_SGX_PRMRR_SIZE_32MB
 
 choice
 	prompt "PRMRR size"