diff --git a/libcpu/ia32/interrupt.c b/libcpu/ia32/interrupt.c
index 4d86d593df..e620cbe76c 100644
--- a/libcpu/ia32/interrupt.c
+++ b/libcpu/ia32/interrupt.c
@@ -131,7 +131,7 @@ void rt_hw_interrupt_mask(int vector)
 rt_isr_handler_t rt_hw_interrupt_install(int              vector,
                                          rt_isr_handler_t handler,
                                          void            *param,
-                                         char            *name)
+                                         const char      *name)
 {
     rt_isr_handler_t old_handler = RT_NULL;