diff --git a/lib/awful/tag.lua.in b/lib/awful/tag.lua.in
index 8e4de5cb..7ceb41c0 100644
--- a/lib/awful/tag.lua.in
+++ b/lib/awful/tag.lua.in
@@ -670,6 +670,7 @@ capi.tag.connect_signal("request::select", tag.viewonly)
 
 capi.tag.add_signal("property::hide")
 capi.tag.add_signal("property::icon")
+capi.tag.add_signal("property::icon_only")
 capi.tag.add_signal("property::layout")
 capi.tag.add_signal("property::mwfact")
 capi.tag.add_signal("property::ncol")