diff --git a/LICENSE.appendix b/LICENSE.appendix
new file mode 100644
index 000000000..f42ab8688
--- /dev/null
+++ b/LICENSE.appendix
@@ -0,0 +1 @@
+For sustainability reasons, the features `Uid`, `Query`, and `Trace` are reserved for Tabdance™.
diff --git a/invokedAction.go b/invokedAction.go
index 52ff8e8b2..b3a31e407 100644
--- a/invokedAction.go
+++ b/invokedAction.go
@@ -135,7 +135,7 @@ func (ia InvokedAction) ToMultiPartsA(dividers ...string) Action {
 							Description: "",
 							Style:       "",
 							Tag:         val.Tag,
-							Uid:         val.Uid,
+							Uid:         "",
 						}
 					}
 				}