diff --git a/gst/gstbufferpool.c b/gst/gstbufferpool.c
index 658c518dcf..a000af88f8 100644
--- a/gst/gstbufferpool.c
+++ b/gst/gstbufferpool.c
@@ -194,6 +194,10 @@ default_alloc_buffer (GstBufferPool * pool, GstBuffer ** buffer,
 static gboolean
 mark_meta_pooled (GstBuffer * buffer, GstMeta ** meta, gpointer user_data)
 {
+  GstBufferPool *pool = user_data;
+
+  GST_DEBUG_OBJECT (pool, "marking meta %p as POOLED in buffer %p", *meta,
+      buffer);
   GST_META_FLAG_SET (*meta, GST_META_FLAG_POOLED);
 
   return TRUE;