diff --git a/app/src/main/kotlin/jackall/moncalc/viewmodel/HistoryViewModel.kt b/app/src/main/kotlin/jackall/moncalc/viewmodel/HistoryViewModel.kt
index c2db343..3413f7b 100644
--- a/app/src/main/kotlin/jackall/moncalc/viewmodel/HistoryViewModel.kt
+++ b/app/src/main/kotlin/jackall/moncalc/viewmodel/HistoryViewModel.kt
@@ -6,7 +6,6 @@
 import jackall.moncalc.adapter.HistoryRecyclerAdapter
 import jackall.moncalc.db.MonstDataRealmHelper
 import jackall.moncalc.db.QuestRecordRealmHelper
-import jackall.moncalc.viewmodel.LifecycleViewModel
 import jackall.moncalc.vo.Fruit
 import jackall.moncalc.vo.Grade
 import jackall.moncalc.vo.HistoryItem