diff --git a/include/components/types.hpp b/include/components/types.hpp
index 8125d4b..c435f4a 100644
--- a/include/components/types.hpp
+++ b/include/components/types.hpp
@@ -43,5 +43,6 @@ enum class controltag {
   DOUBLE_MIDDLE,
   DOUBLE_RIGHT,
+  EXTRA,
   // Terminator value, do not use
   BTN_COUNT,
 };