diff --git a/src/liboggplay/oggplay_callback.c b/src/liboggplay/oggplay_callback.c
index c562107..a85b511 100644
--- a/src/liboggplay/oggplay_callback.c
+++ b/src/liboggplay/oggplay_callback.c
@@ -255,7 +255,7 @@ oggplay_callback_skel (OGGZ * oggz, ogg_packet * op, long serialno,
     bt_den = extract_int64(op->packet + 36);
 
     if (pt_den != 0) {
-      decoder->presentation_time = (pt_num << 32) * 1000 / pt_den;
+      decoder->presentation_time = (pt_num << 32) / pt_den;
     } else {
       decoder->presentation_time = 0;
     }