diff --git a/Partner-Core/src/main/java/work/slhaf/partner/core/perceive/PerceiveCapability.java b/Partner-Core/src/main/java/work/slhaf/partner/core/perceive/PerceiveCapability.java
index e0a40965..1d621b7b 100644
--- a/Partner-Core/src/main/java/work/slhaf/partner/core/perceive/PerceiveCapability.java
+++ b/Partner-Core/src/main/java/work/slhaf/partner/core/perceive/PerceiveCapability.java
@@ -2,9 +2,11 @@ package work.slhaf.partner.core.perceive;
 
 import work.slhaf.partner.api.agent.factory.capability.annotation.Capability;
 
+import java.time.Instant;
+
 @Capability(value = "perceive")
 public interface PerceiveCapability {
     String refreshInteract();
 
-    long showLastInteract();
+    Instant showLastInteract();
 }
diff --git a/Partner-Core/src/main/java/work/slhaf/partner/core/perceive/PerceiveCore.java b/Partner-Core/src/main/java/work/slhaf/partner/core/perceive/PerceiveCore.java
index d421732d..39b980e5 100644
--- a/Partner-Core/src/main/java/work/slhaf/partner/core/perceive/PerceiveCore.java
+++ b/Partner-Core/src/main/java/work/slhaf/partner/core/perceive/PerceiveCore.java
@@ -37,8 +37,8 @@ public class PerceiveCore extends PartnerCore<PerceiveCore> {
     }
 
     @CapabilityMethod
-    public long showLastInteract() {
-        return lastInteractTime.toEpochMilli();
+    public Instant showLastInteract() {
+        return lastInteractTime;
     }
 
     @Override
diff --git a/Partner-Core/src/main/java/work/slhaf/partner/module/modules/memory/updater/MemoryUpdater.java b/Partner-Core/src/main/java/work/slhaf/partner/module/modules/memory/updater/MemoryUpdater.java
index 0e6f5282..749c1be1 100644
--- a/Partner-Core/src/main/java/work/slhaf/partner/module/modules/memory/updater/MemoryUpdater.java
+++ b/Partner-Core/src/main/java/work/slhaf/partner/module/modules/memory/updater/MemoryUpdater.java
@@ -95,7 +95,7 @@ public class MemoryUpdater extends AbstractAgentModule.Running<PartnerRunningFlo
     private void tryAutoUpdate() {
         long currentTime = System.currentTimeMillis();
         int chatCount = cognationCapability.snapshotChatMessages().size();
-        if (currentTime - perceiveCapability.showLastInteract() > UPDATE_TRIGGER_INTERVAL && chatCount > 1) {
+        if (currentTime - perceiveCapability.showLastInteract().toEpochMilli() > UPDATE_TRIGGER_INTERVAL && chatCount > 1) {
             triggerMemoryUpdate(true);
             log.info("[MemoryUpdater] 记忆更新: 自动触发");
         }