diff --git a/gst-libs/gst/wayland/wayland.h b/gst-libs/gst/wayland/wayland.h
index 4c9e2f7109..ff4b2dbce1 100644
--- a/gst-libs/gst/wayland/wayland.h
+++ b/gst-libs/gst/wayland/wayland.h
@@ -21,6 +21,11 @@
 #ifndef __GST_WAYLAND_H__
 #define __GST_WAYLAND_H__
 
+#ifndef GST_USE_UNSTABLE_API
+#warning "The GStreamer wayland library is unstable API and may change in future."
+#warning "You can define GST_USE_UNSTABLE_API to avoid this warning."
+#endif
+
 #include <gst/gst.h>
 #include <wayland-client.h>