diff --git a/buffer_8/buffer.c b/buffer_8/buffer.c
index 97b6eb4..7b052e2 100644
--- a/buffer_8/buffer.c
+++ b/buffer_8/buffer.c
@@ -58,3 +58,8 @@ bool buffer_is_empty(void)
 {
     return (FIFO_count <= 0);
 }
+
+unsigned int number_of_elements_in_buffer()
+{
+    return 0;
+}