diff --git a/lib_xua/src/midi/queue.h b/lib_xua/src/midi/queue.h
index 3e51b328..e62853e9 100644
--- a/lib_xua/src/midi/queue.h
+++ b/lib_xua/src/midi/queue.h
@@ -47,16 +47,8 @@ inline unsigned queue_pop_word(queue_t &q, unsigned array[]) {
     return array[q.rdptr++ & q.mask];
 }
 
-inline void queue_push_byte(queue_t &q, unsigned char array[], unsigned data)
-{
-    assert(!queue_is_full(q));
-    array[q.wrptr++ & q.mask] = data;
 }
 
-inline unsigned queue_pop_byte(queue_t &q, unsigned char array[]) {
-    assert(!queue_is_empty(q));
-    return array[q.rdptr++ & q.mask];
-}
 
 inline unsigned queue_items(const queue_t &q) {
     return q.wrptr - q.rdptr;
diff --git a/lib_xua/src/midi/queue.xc b/lib_xua/src/midi/queue.xc
index 6cab55f7..b88ce469 100644
--- a/lib_xua/src/midi/queue.xc
+++ b/lib_xua/src/midi/queue.xc
@@ -9,7 +9,5 @@ extern inline int queue_is_empty(const queue_t &q);
 extern inline int queue_is_full(const queue_t &q);
 extern inline void queue_push_word(queue_t &q, unsigned array[], unsigned data);
 extern inline unsigned queue_pop_word(queue_t &q, unsigned array[]);
-extern inline void queue_push_byte(queue_t &q, unsigned char array[], unsigned data);
-extern inline unsigned queue_pop_byte(queue_t &q, unsigned char array[]);
 extern inline unsigned queue_space(const queue_t &q);
 extern inline unsigned queue_items(const queue_t &q);