diff --git a/riscv/triggers.h b/riscv/triggers.h
index 035b54c5..a8270ca4 100644
--- a/riscv/triggers.h
+++ b/riscv/triggers.h
@@ -20,7 +20,8 @@ typedef enum
   ACTION_DEBUG_MODE = MCONTROL_ACTION_DEBUG_MODE,
   ACTION_TRACE_START = MCONTROL_ACTION_TRACE_START,
   ACTION_TRACE_STOP = MCONTROL_ACTION_TRACE_STOP,
-  ACTION_TRACE_EMIT = MCONTROL_ACTION_TRACE_EMIT
+  ACTION_TRACE_EMIT = MCONTROL_ACTION_TRACE_EMIT,
+  ACTION_MAXVAL = MCONTROL_ACTION_TRACE_EMIT
 } action_t;
 
 typedef enum {