diff --git a/core/include/blue/core/queue.h b/core/include/blue/core/queue.h
index 31c244d..1d25c99 100644
--- a/core/include/blue/core/queue.h
+++ b/core/include/blue/core/queue.h
@@ -38,7 +38,7 @@ static inline void b_queue_init(b_queue *q)
 {
 	memset(q, 0x00, sizeof *q);
 }
-static inline bool b_queue_empty(b_queue *q)
+static inline bool b_queue_empty(const b_queue *q)
 {
 	return q->q_first == NULL;
 }