diff --git a/backend/mpc-system/services/service-party-android/app/src/main/java/com/durian/tssparty/presentation/viewmodel/MainViewModel.kt b/backend/mpc-system/services/service-party-android/app/src/main/java/com/durian/tssparty/presentation/viewmodel/MainViewModel.kt
index d83cf128..398b4855 100644
--- a/backend/mpc-system/services/service-party-android/app/src/main/java/com/durian/tssparty/presentation/viewmodel/MainViewModel.kt
+++ b/backend/mpc-system/services/service-party-android/app/src/main/java/com/durian/tssparty/presentation/viewmodel/MainViewModel.kt
@@ -3,7 +3,6 @@ package com.durian.tssparty.presentation.viewmodel
 import androidx.lifecycle.ViewModel
 import androidx.lifecycle.viewModelScope
 import com.durian.tssparty.data.repository.JoinKeygenViaGrpcResult
-import com.durian.tssparty.data.repository.Participant
 import com.durian.tssparty.data.repository.TssRepository
 import com.durian.tssparty.domain.model.*
 import com.durian.tssparty.util.AddressUtils