diff --git a/bsp/fh8620/drivers/interrupt.c b/bsp/fh8620/drivers/interrupt.c
index a608b9a0727b76a4b699893a8a9329dcc66705ec..ab522fab703e1a722fabb065e34702baf1e2c1c1 100644
--- a/bsp/fh8620/drivers/interrupt.c
+++ b/bsp/fh8620/drivers/interrupt.c
@@ -169,7 +169,7 @@ void rt_hw_interrupt_umask(int irq)
  * @return old handler
  */
 rt_isr_handler_t rt_hw_interrupt_install(int vector, rt_isr_handler_t handler, 
-                                    void *param, char *name)
+                                    void *param, const char *name)
 {
     rt_isr_handler_t old_handler = RT_NULL;
 
diff --git a/bsp/fh8620/drivers/interrupt.h b/bsp/fh8620/drivers/interrupt.h
index 575b0a5442e1a65d249aea9072bf5b02ba282e64..fd4283b95c9b9aa348e1fdfa348f21b3e72ec1a4 100644
--- a/bsp/fh8620/drivers/interrupt.h
+++ b/bsp/fh8620/drivers/interrupt.h
@@ -35,6 +35,6 @@ void rt_hw_interrupt_init(void);
 void rt_hw_interrupt_mask(int irq);
 void rt_hw_interrupt_umask(int irq);
 rt_isr_handler_t rt_hw_interrupt_install(int vector, rt_isr_handler_t handler,
-		void *param, char *name);
+		void *param, const char *name);
 
 #endif /* INTERRUPT_H_ */