diff --git a/src/main/java/com/gzzn/omms/msgexchangeapi/msghandler/flop/RENOHandler.java b/src/main/java/com/gzzn/omms/msgexchangeapi/msghandler/flop/RENOHandler.java
index 24a97870..a2d812b8 100644
--- a/src/main/java/com/gzzn/omms/msgexchangeapi/msghandler/flop/RENOHandler.java
+++ b/src/main/java/com/gzzn/omms/msgexchangeapi/msghandler/flop/RENOHandler.java
@@ -14,6 +14,12 @@ public class RENOHandler extends FlopBaseHandler {
 	@Override
 	protected SCHD.FLTR  updateFltr(FLOP flop,SCHD.FLTR  fltr)
 	{
+		if (flop.getRENO().equals(fltr.getRENO())) {
+			//没有变化，直接返回
+			return fltr;
+		}
+		
+		
 		//首次保存当前飞机号
 		fltr.setLreno(fltr.getRENO());