diff --git a/src/decode.c b/src/decode.c
index 5295b2c..c44cddf 100644
--- a/src/decode.c
+++ b/src/decode.c
@@ -112,15 +112,21 @@ static int frame_fprint(FILE *stream,
     }
 
     if (frame->type == PATTY_AX25_FRAME_INFO) {
-        if (fprintf(stream, " poll %d ns %d nr %d",
+        if (fprintf(stream, " type I poll %d ns %d nr %d payload %zu",
                 PATTY_AX25_CONTROL_POLL(frame->control),
                 PATTY_AX25_CONTROL_SEQ_SEND(frame->control),
-                PATTY_AX25_CONTROL_SEQ_RECV(frame->control)) < 0) {
+                PATTY_AX25_CONTROL_SEQ_RECV(frame->control),
+                frame->payloadsz) < 0) {
+            goto error_io;
+        }
+    } else if (frame->type == PATTY_AX25_FRAME_UNNUMBERED) {
+        if (fprintf(stream, " type U payload %zu",
+                frame->payloadsz) < 0) {
             goto error_io;
         }
     }
 
-    if (fprintf(stream, " proto %02x %ld bytes\n", frame->proto, len) < 0) {
+    if (fprintf(stream, " total %zu bytes\n", len) < 0) {
         goto error_io;
     }