diff --git a/boards/risc-v/k210/maix-bit/scripts/Make.defs b/boards/risc-v/k210/maix-bit/scripts/Make.defs
index 13bd9024ee..4fceeb39ad 100644
--- a/boards/risc-v/k210/maix-bit/scripts/Make.defs
+++ b/boards/risc-v/k210/maix-bit/scripts/Make.defs
@@ -41,7 +41,7 @@ ifneq ($(CONFIG_DEBUG_NOOPT),y)
   ARCHOPTIMIZATION += $(MAXOPTIMIZATION) -fno-strict-aliasing
 endif
 
-ARCHCPUFLAGS += -mcmodel=medany
+ARCHCPUFLAGS += -mcmodel=medany -mstrict-align
 ARCHCFLAGS = -fno-builtin -ffunction-sections -fdata-sections
 ARCHCXXFLAGS = -fno-builtin -fno-exceptions -fcheck-new -fno-rtti
 ARCHWARNINGS = -Wall -Wstrict-prototypes -Wshadow -Wundef