diff --git a/app/src/main/kotlin/io/sakurasou/service/strategy/StrategyServiceImpl.kt b/app/src/main/kotlin/io/sakurasou/service/strategy/StrategyServiceImpl.kt
index 93ba5709..cb0dd844 100644
--- a/app/src/main/kotlin/io/sakurasou/service/strategy/StrategyServiceImpl.kt
+++ b/app/src/main/kotlin/io/sakurasou/service/strategy/StrategyServiceImpl.kt
@@ -15,6 +15,8 @@ import io.sakurasou.model.dao.group.GroupDao
 import io.sakurasou.model.dao.strategy.StrategyDao
 import io.sakurasou.model.dto.StrategyInsertDTO
 import io.sakurasou.model.dto.StrategyUpdateDTO
+import io.sakurasou.model.strategy.LocalStrategy
+import io.sakurasou.model.strategy.S3Strategy
 import kotlinx.datetime.Clock
 import kotlinx.datetime.TimeZone
 import kotlinx.datetime.toLocalDateTime
@@ -80,7 +82,12 @@ class StrategyServiceImpl(
         val strategyVO = StrategyVO(
             id = strategy.id,
             name = strategy.name,
-            config = strategy.config,
+            config = strategy.config.let {
+                when (it) {
+                    is LocalStrategy -> it
+                    is S3Strategy -> it.copy(accessKey = "", secretKey = "")
+                }
+            },
             // type = strategy.config::class.annotations.filterIsInstance<SerialName>().firstOrNull()?.value!!,
             type = strategy.config.strategyType,
             createTime = strategy.createTime