diff --git a/arch.mk b/arch.mk
index 84131fd9..e67b871f 100644
--- a/arch.mk
+++ b/arch.mk
@@ -344,8 +344,8 @@ ifeq ($(TARGET),mcxa)
       -I$(MCUXPRESSO)/drivers/common \
       -I$(MCUXPRESSO_CMSIS)/Include \
       -I$(MCUXPRESSO_CMSIS)/Core/Include
-  CFLAGS+=\
-      -DCPU_$(MCUXPRESSO_CPU) -DDEBUG_CONSOLE_ASSERT_DISABLE=1 -DNVM_FLASH_WRITEONCE=1
+  CFLAGS+=-DCPU_$(MCUXPRESSO_CPU) -DDEBUG_CONSOLE_ASSERT_DISABLE=1
+  CFLAGS+=-DWOLFSSL_SP_NO_UMAAL
   CFLAGS+=-Wno-old-style-declaration
   CFLAGS+=-mcpu=cortex-m33 -DCORTEX_M33 -U__ARM_FEATURE_DSP
   LDFLAGS+=-mcpu=cortex-m33
diff --git a/config/examples/mcxa.config b/config/examples/mcxa.config
index 5c738f5a..8599965b 100644
--- a/config/examples/mcxa.config
+++ b/config/examples/mcxa.config
@@ -10,11 +10,11 @@ MCUXPRESSO_DRIVERS?=$(MCUXPRESSO)/devices/MCXA153
 DEBUG?=0
 VTOR?=1
 CORTEX_M0?=0
-NO_ASM?=1
+NO_ASM?=0
 EXT_FLASH?=0
 SPI_FLASH?=0
 ALLOW_DOWNGRADE?=0
-NVM_FLASH_WRITEONCE?=1
+NVM_FLASH_WRITEONCE?=0
 WOLFBOOT_VERSION?=0
 V?=0
 SPMATH?=1