diff --git a/gemp-lotr/gemp-lotr-cards/src/main/resources/cards/official/set11/set11-Sites.hjson b/gemp-lotr/gemp-lotr-cards/src/main/resources/cards/official/set11/set11-Sites.hjson
index 904501a12..6811abf6e 100644
--- a/gemp-lotr/gemp-lotr-cards/src/main/resources/cards/official/set11/set11-Sites.hjson
+++ b/gemp-lotr/gemp-lotr-cards/src/main/resources/cards/official/set11/set11-Sites.hjson
@@ -212,6 +212,7 @@
 				modifier: {
 					type: CantUseSpecialAbilities
 					phase: skirmish
+					filter: not(event)
 				}
 			}
 		]
diff --git a/gemp-lotr/gemp-lotr-cards/src/main/resources/cards/unofficial/pc/errata/set04/set04-Sites-errata.hjson b/gemp-lotr/gemp-lotr-cards/src/main/resources/cards/unofficial/pc/errata/set04/set04-Sites-errata.hjson
index f6c9e6d68..22e96a357 100644
--- a/gemp-lotr/gemp-lotr-cards/src/main/resources/cards/unofficial/pc/errata/set04/set04-Sites-errata.hjson
+++ b/gemp-lotr/gemp-lotr-cards/src/main/resources/cards/unofficial/pc/errata/set04/set04-Sites-errata.hjson
@@ -58,7 +58,7 @@
 												type: addmodifier
 												modifier: {
 													type: cantUseSpecialAbilities
-													filter: or(side(freeps),side(shadow),site,the one ring)
+													filter: or(side(freeps),side(shadow),site,the one ring),not(event)
 												}
 												until: end(skirmish)
 											}
diff --git a/gemp-lotr/gemp-lotr-cards/src/main/resources/cards/unofficial/pc/errata/set11/set11-Sites-errata.hjson b/gemp-lotr/gemp-lotr-cards/src/main/resources/cards/unofficial/pc/errata/set11/set11-Sites-errata.hjson
index aa91e5f6b..63946b7fa 100644
--- a/gemp-lotr/gemp-lotr-cards/src/main/resources/cards/unofficial/pc/errata/set11/set11-Sites-errata.hjson
+++ b/gemp-lotr/gemp-lotr-cards/src/main/resources/cards/unofficial/pc/errata/set11/set11-Sites-errata.hjson
@@ -185,7 +185,7 @@
 												type: addmodifier
 												modifier: {
 													type: cantUseSpecialAbilities
-													filter: or(side(freeps),side(shadow),site,the one ring)
+													filter: or(side(freeps),side(shadow),site,the one ring),not(event)
 												}
 												until: end(skirmish)
 											}