diff --git a/game/game.js b/game/game.js
index 7fc6f30da..ac6ff1ff2 100644
--- a/game/game.js
+++ b/game/game.js
@@ -27566,7 +27566,8 @@
 						}
 						else{
 							for(var i in this.forbiddenSkills){
-								if(this.forbiddenSkills[i].remove(skill)){
+								if(this.forbiddenSkills[i].includes(skill)){
+									this.forbiddenSkills[i].remove(skill)
 									if(!this.forbiddenSkills[i].length){
 										delete this.forbiddenSkills[i];
 									}
diff --git a/mode/identity.js b/mode/identity.js
index 4ea9a2b98..4368169fb 100644
--- a/mode/identity.js
+++ b/mode/identity.js
@@ -1667,7 +1667,9 @@ game.import('mode',function(lib,game,ui,get,ai,_status){
 						if(ban_identity.length){
 							var identityList2=identityList.slice(0);
 							for(var i=0;i<ban_identity.length;i++){
-								while(identityList2.remove(ban_identity[i]));
+								while(identityList2.includes(ban_identity[i])){
+									identityList2.remove(ban_identity[i]);
+								}
 							}
 							ban_identity=identityList2.randomGet();
 							identityList.remove(ban_identity);