diff --git a/src/classic/a2dp_source.c b/src/classic/a2dp_source.c
index f146c2684..5ea77edef 100644
--- a/src/classic/a2dp_source.c
+++ b/src/classic/a2dp_source.c
@@ -524,7 +524,7 @@ int a2dp_max_media_payload_size(uint8_t int_seid){
 
 static void a2dp_source_copy_media_payload(uint8_t * media_packet, int size, int * offset, uint8_t * storage, int num_bytes_to_copy, uint8_t num_frames){
     if (size < num_bytes_to_copy + 1){
-        log_error("small outgoing buffer");
+        log_error("small outgoing buffer: buffer size %u, but need %u", size, num_bytes_to_copy + 1);
         return;
     }