diff --git a/src/proto_http.c b/src/proto_http.c
index 7c658d92b..43c1fcd45 100644
--- a/src/proto_http.c
+++ b/src/proto_http.c
@@ -7421,7 +7421,7 @@ int stats_check_uri(struct stream_interface *si, struct http_txn *txn, struct pr
  */
 void http_show_error_snapshot(struct buffer *out, const struct error_snapshot *es)
 {
-	chunk_appendf(&trash,
+	chunk_appendf(out,
 	              "  stream #%d, stream flags 0x%08x, tx flags 0x%08x\n"
 	              "  HTTP msg state %s(%d), msg flags 0x%08x\n"
 	              "  HTTP chunk len %lld bytes, HTTP body len %lld bytes, channel flags 0x%08x :\n",