diff --git a/hw/bsp/xmc4000/boards/xmc4500_relax/board.mk b/hw/bsp/xmc4000/boards/xmc4500_relax/board.mk
index a2c2c5aaf..371adff91 100644
--- a/hw/bsp/xmc4000/boards/xmc4500_relax/board.mk
+++ b/hw/bsp/xmc4000/boards/xmc4500_relax/board.mk
@@ -2,6 +2,9 @@ MCU_VARIANT = XMC4500
 CFLAGS += \
   -DXMC4500_F100x1024 \
 
+# mcu driver cause following warnings
+CFLAGS += -Wno-error=stringop-overread
+
 LD_FILE = $(MCU_DIR)/CMSIS/Infineon/COMPONENT_$(MCU_VARIANT)/Source/TOOLCHAIN_GCC_ARM/XMC4500x1024.ld
 
 JLINK_DEVICE = XMC4500-1024