diff --git a/FreeRTOS/Demo/RISC-V_RV32_QEMU_VIRT_GCC/build/gcc/Makefile b/FreeRTOS/Demo/RISC-V_RV32_QEMU_VIRT_GCC/build/gcc/Makefile
index 867b674c4d..4ea218cdfd 100644
--- a/FreeRTOS/Demo/RISC-V_RV32_QEMU_VIRT_GCC/build/gcc/Makefile
+++ b/FreeRTOS/Demo/RISC-V_RV32_QEMU_VIRT_GCC/build/gcc/Makefile
@@ -10,7 +10,7 @@ SIZE = riscv64-unknown-elf-size
 MAKE = make
 
 CFLAGS += $(INCLUDE_DIRS) -DportasmHANDLE_INTERRUPT=handle_trap -fmessage-length=0 \
-          -march=rv32imac -mabi=ilp32 -mcmodel=medlow -ffunction-sections -fdata-sections \
+          -march=rv32imac_zicsr -mabi=ilp32 -mcmodel=medlow -ffunction-sections -fdata-sections \
           --specs=nano.specs -fno-builtin-printf  -Wno-unused-parameter -nostartfiles -g3 -Os
           
 LDFLAGS += -nostartfiles -Xlinker --gc-sections -Wl,-Map,$(OUTPUT_DIR)/RTOSDemo.map \