diff --git a/sec-beidou-rtcm/src/main/java/com/imdroid/sideslope/service/WarningServiceImpl.java b/sec-beidou-rtcm/src/main/java/com/imdroid/sideslope/service/WarningServiceImpl.java
index 3ee6c3a0..5c9bfd64 100644
--- a/sec-beidou-rtcm/src/main/java/com/imdroid/sideslope/service/WarningServiceImpl.java
+++ b/sec-beidou-rtcm/src/main/java/com/imdroid/sideslope/service/WarningServiceImpl.java
@@ -116,6 +116,12 @@ public class WarningServiceImpl implements WarningService {
             "pitch:"+ NumberUtils.scaleTwo(statusMsg.getPitch().doubleValue())
                     +",roll:"+NumberUtils.scaleTwo(statusMsg.getRoll().doubleValue()))) isUpdated=true;
         }
+        //卫星数
+        if(curStatus.getSatelliteinuse()!=null){
+            if(check(curStatus,WarningCfg.TYPE_LESS_INUSE_SAT,
+                    WarningCfg.TYPE_NAME_LESS_INUSE_SAT,true,
+                    curStatus.getSatelliteinuse(),null,null)) isUpdated=true;
+        }
 
         // 根据告警码确定告警级别
         if(isUpdated){