diff --git a/bsp/imx6sx/cortex-a9/cpu/interrupt.c b/bsp/imx6sx/cortex-a9/cpu/interrupt.c
index 3934c84aafcae5bb0fb5d7a1c5fc09645fb822e8..fb6e3ff3e06f53dd7fa9a3ba7ccf7e6508a4424e 100644
--- a/bsp/imx6sx/cortex-a9/cpu/interrupt.c
+++ b/bsp/imx6sx/cortex-a9/cpu/interrupt.c
@@ -110,7 +110,7 @@ void rt_hw_interrupt_umask(int vector)
  * @param old_handler the old interrupt service routine
  */
 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;