diff --git a/src/main/java/com/iflytop/sgs/app/cmd/control/LiquidPreFillStopCommand.java b/src/main/java/com/iflytop/sgs/app/cmd/control/LiquidPreFillStopCommand.java
index c4416a8..b11a5df 100644
--- a/src/main/java/com/iflytop/sgs/app/cmd/control/LiquidPreFillStopCommand.java
+++ b/src/main/java/com/iflytop/sgs/app/cmd/control/LiquidPreFillStopCommand.java
@@ -21,7 +21,7 @@ import java.util.concurrent.CompletableFuture;
 @Slf4j
 @Component
 @RequiredArgsConstructor
-@CommandMapping("liquid_add")//业务指令注解
+@CommandMapping("liquid_pre_fill_stop")//业务指令注解
 public class LiquidPreFillStopCommand extends BaseCommandHandler {
     private final SolutionModuleService solutionModuleService;
     private final DeviceStateService deviceStateService;