diff --git a/libcpu/mips/x1000/interrupt.c b/libcpu/mips/x1000/interrupt.c
index 394cd6cd1c01a08d8fd9ebfa9fee233b8595961f..2a7a42e7925dd9d4c0b848c5f53747ed0ff88f69 100644
--- a/libcpu/mips/x1000/interrupt.c
+++ b/libcpu/mips/x1000/interrupt.c
@@ -80,7 +80,7 @@ void rt_hw_interrupt_umask(int vector)
 }
 
 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;