diff --git a/source/models/master.d b/source/models/master.d
index 023ab14..b65267f 100644
--- a/source/models/master.d
+++ b/source/models/master.d
@@ -31,6 +31,7 @@ class GetMasterResponse : Response
     Nullable!Base64CSV masterStageEvaluationItem;
     Nullable!Base64CSV masterItem;
     Nullable!Base64CSV masterCharacterFlowerings;
+    Nullable!Base64CSV masterCharacterLeaderDefenseAdditionalSkill;
     Nullable!Base64CSV masterPlant;
     Nullable!Base64CSV masterCharacterTrainableLeaderSkillAcquireCondition;
     Nullable!Base64CSV masterEquipmentPurifications;