diff --git a/gst/matroska/matroska-demux.c b/gst/matroska/matroska-demux.c
index 056c2816d8..6359f1f1b1 100644
--- a/gst/matroska/matroska-demux.c
+++ b/gst/matroska/matroska-demux.c
@@ -1376,7 +1376,7 @@ gst_matroska_demux_add_stream (GstMatroskaDemux * demux, GstEbmlRead * ebml)
 
   stream_id =
       gst_pad_create_stream_id_printf (context->pad, GST_ELEMENT_CAST (demux),
-      "%03u", context->uid);
+      "%03" G_GUINT64_FORMAT, context->uid);
   stream_start =
       gst_pad_get_sticky_event (demux->common.sinkpad, GST_EVENT_STREAM_START,
       0);