diff --git a/gemp-lotr/gemp-lotr-cards/src/main/resources/cards/unofficial/pc/errata/set13/set13-Sites-errata.hjson b/gemp-lotr/gemp-lotr-cards/src/main/resources/cards/unofficial/pc/errata/set13/set13-Sites-errata.hjson
index 980d03f7f..4ce6244cd 100644
--- a/gemp-lotr/gemp-lotr-cards/src/main/resources/cards/unofficial/pc/errata/set13/set13-Sites-errata.hjson
+++ b/gemp-lotr/gemp-lotr-cards/src/main/resources/cards/unofficial/pc/errata/set13/set13-Sites-errata.hjson
@@ -33,6 +33,7 @@
 		effects: [
 			{
 				type: trigger
+				optional: true
 				trigger: {
 					type: movesTo
 					filter: self