diff --git a/unstable/wlr-layer-shell-unstable-v1.xml b/unstable/wlr-layer-shell-unstable-v1.xml
index bf7aaff..e56922e 100644
--- a/unstable/wlr-layer-shell-unstable-v1.xml
+++ b/unstable/wlr-layer-shell-unstable-v1.xml
@@ -302,6 +302,7 @@
       <entry name="invalid_surface_state" value="0" summary="provided surface state is invalid"/>
       <entry name="invalid_size" value="1" summary="size is invalid"/>
       <entry name="invalid_anchor" value="2" summary="anchor bitfield is invalid"/>
+      <entry name="invalid_keyboard_interactivity" value="3" summary="keyboard interactivity is invalid"/>
     </enum>
 
     <enum name="anchor" bitfield="true">