1 files changed, 2 insertions, 0 deletions
diff --git a/src/ring.h b/src/ring.h
index f992722e..5b241abb 100644
--- a/src/ring.h
+++ b/src/ring.h
@@ -16,6 +16,8 @@
  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  */
 
+/* The interfaces in this file are subject to change at any time. */
+
 #ifndef vte_ring_h_included
 #define vte_ring_h_included