diff --git a/sec-beidou/src/main/java/com/imdroid/beidou/controller/GnssCalcDataController.java b/sec-beidou/src/main/java/com/imdroid/beidou/controller/GnssCalcDataController.java
index 62cb72fb..89a169b4 100644
--- a/sec-beidou/src/main/java/com/imdroid/beidou/controller/GnssCalcDataController.java
+++ b/sec-beidou/src/main/java/com/imdroid/beidou/controller/GnssCalcDataController.java
@@ -90,7 +90,7 @@ public class GnssCalcDataController extends BasicController implements CommonExc
         JSONObject search = null;
         if (searchParams != null) {
             search = (JSONObject) JSONObject.parse(searchParams);
-            String deviceId = search.getString("sl_t.deviceid");
+            String deviceId = search.getString("s_t.deviceid");
             Integer freqency = search.getInteger("freqency");
             String begin = search.getString("dgt_t.createtime");
             String end = search.getString("dlt_t.createtime");