diff --git a/src/main/java/com/bfd/operate/process/EsQueryPorcess.java b/src/main/java/com/bfd/operate/process/EsQueryPorcess.java
index 47e6b14..a15d095 100644
--- a/src/main/java/com/bfd/operate/process/EsQueryPorcess.java
+++ b/src/main/java/com/bfd/operate/process/EsQueryPorcess.java
@@ -174,7 +174,7 @@ public class EsQueryPorcess implements Runnable {
                         break;
                     case variableType:
                         String jsonParse = (String) ql.get("value");
-                        value = (String) DataUtil.getValue(jsonParse, data);
+                        value = DataUtil.getValue(jsonParse, data).toString();
                         break;
                     default:
                         break;