diff --git a/prompto-lab-app/src/main/java/io/github/timemachinelab/core/session/infrastructure/ai/ConversationOperation.java b/prompto-lab-app/src/main/java/io/github/timemachinelab/core/session/infrastructure/ai/ConversationOperation.java
index 7ec6a3e..7242f95 100644
--- a/prompto-lab-app/src/main/java/io/github/timemachinelab/core/session/infrastructure/ai/ConversationOperation.java
+++ b/prompto-lab-app/src/main/java/io/github/timemachinelab/core/session/infrastructure/ai/ConversationOperation.java
@@ -1,6 +1,5 @@
 package io.github.timemachinelab.core.session.infrastructure.ai;
 
-import com.suifeng.sfchain.annotation.AIOp;
 import com.suifeng.sfchain.core.BaseAIOperation;
 import lombok.Data;
 import lombok.extern.slf4j.Slf4j;
diff --git a/prompto-lab-app/src/main/java/io/github/timemachinelab/core/session/infrastructure/ai/GenPromptOperation.java b/prompto-lab-app/src/main/java/io/github/timemachinelab/core/session/infrastructure/ai/GenPromptOperation.java
index 647ed1b..7684104 100644
--- a/prompto-lab-app/src/main/java/io/github/timemachinelab/core/session/infrastructure/ai/GenPromptOperation.java
+++ b/prompto-lab-app/src/main/java/io/github/timemachinelab/core/session/infrastructure/ai/GenPromptOperation.java
@@ -1,8 +1,9 @@
 package io.github.timemachinelab.core.session.infrastructure.ai;
 
 import com.alibaba.fastjson2.JSONObject;
-import io.github.timemachinelab.sfchain.annotation.AIOp;
-import io.github.timemachinelab.sfchain.core.BaseAIOperation;
+
+import com.suifeng.sfchain.annotation.AIOp;
+import com.suifeng.sfchain.core.BaseAIOperation;
 import lombok.Data;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.stereotype.Component;