diff --git a/libs/ardour/ardour/types.h b/libs/ardour/ardour/types.h
index 53926554cb..57acef3e0b 100644
--- a/libs/ardour/ardour/types.h
+++ b/libs/ardour/ardour/types.h
@@ -813,9 +813,11 @@ enum LocateTransportDisposition {
 
 enum KeyEnforcementPolicy {
 	NoDraw = 0x1, /* do not show visually as candidate for new notes */
-	ForceLower = 0x2,
-	ForceHigher = 0x4,
-	ForceNearest = 0x8
+	NoInsert = 0x2,
+	NoPlay = 0x4,
+	ForceLower = 0x8,
+	ForceHigher = 0x10,
+	ForceNearest = 0x20
 };
 
 typedef std::vector<CaptureInfo*> CaptureInfos;
diff --git a/libs/ardour/enums.cc b/libs/ardour/enums.cc
index 662580ba7e..f6e4dc0afe 100644
--- a/libs/ardour/enums.cc
+++ b/libs/ardour/enums.cc
@@ -870,6 +870,8 @@ setup_enum_writer ()
 	REGISTER (_TriggerLaunchStyle);
 
 	REGISTER_ENUM (NoDraw);
+	REGISTER_ENUM (NoInsert);
+	REGISTER_ENUM (NoPlay);
 	REGISTER_ENUM (ForceLower);
 	REGISTER_ENUM (ForceHigher);
 	REGISTER_ENUM (ForceNearest);