diff --git a/ruoyi-modules/Sis/src/main/java/org/dromara/sis/runner/HikDeviceApplicationRunner.java b/ruoyi-modules/Sis/src/main/java/org/dromara/sis/runner/HikDeviceApplicationRunner.java
index ea4290b..2891de3 100644
--- a/ruoyi-modules/Sis/src/main/java/org/dromara/sis/runner/HikDeviceApplicationRunner.java
+++ b/ruoyi-modules/Sis/src/main/java/org/dromara/sis/runner/HikDeviceApplicationRunner.java
@@ -19,7 +19,6 @@ import org.springframework.boot.ApplicationRunner;
 import org.springframework.scheduling.annotation.Async;
 import org.springframework.stereotype.Component;
 
-import java.util.ArrayList;
 import java.util.List;
 
 @Slf4j
diff --git a/ruoyi-modules/Sis/src/main/java/org/dromara/sis/sdk/hik/calback/HikAlarmCallBack.java b/ruoyi-modules/Sis/src/main/java/org/dromara/sis/sdk/hik/calback/HikAlarmCallBack.java
index 1cc6850..931e1bd 100644
--- a/ruoyi-modules/Sis/src/main/java/org/dromara/sis/sdk/hik/calback/HikAlarmCallBack.java
+++ b/ruoyi-modules/Sis/src/main/java/org/dromara/sis/sdk/hik/calback/HikAlarmCallBack.java
@@ -18,7 +18,6 @@ import org.dromara.sis.service.*;
 import org.springframework.stereotype.Component;
 
 import java.nio.ByteBuffer;
-import java.util.ArrayList;
 import java.util.Collection;
 import java.util.List;