diff --git a/dolphinscheduler-common/src/main/java/org/apache/dolphinscheduler/common/utils/JSONUtils.java b/dolphinscheduler-common/src/main/java/org/apache/dolphinscheduler/common/utils/JSONUtils.java
index 20209c0a98..257f20211a 100644
--- a/dolphinscheduler-common/src/main/java/org/apache/dolphinscheduler/common/utils/JSONUtils.java
+++ b/dolphinscheduler-common/src/main/java/org/apache/dolphinscheduler/common/utils/JSONUtils.java
@@ -16,19 +16,34 @@
  */
 package org.apache.dolphinscheduler.common.utils;
 
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.List;
+import java.util.Map;
+import java.util.TimeZone;
+
+import org.apache.commons.lang.StringUtils;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
 import com.fasterxml.jackson.core.JsonGenerator;
 import com.fasterxml.jackson.core.JsonParser;
 import com.fasterxml.jackson.core.type.TypeReference;
-import com.fasterxml.jackson.databind.*;
+import com.fasterxml.jackson.databind.DeserializationContext;
+import com.fasterxml.jackson.databind.DeserializationFeature;
+import com.fasterxml.jackson.databind.JsonDeserializer;
+import com.fasterxml.jackson.databind.JsonNode;
+import com.fasterxml.jackson.databind.JsonSerializer;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.fasterxml.jackson.databind.ObjectWriter;
+import com.fasterxml.jackson.databind.SerializationFeature;
+import com.fasterxml.jackson.databind.SerializerProvider;
 import com.fasterxml.jackson.databind.node.ArrayNode;
 import com.fasterxml.jackson.databind.node.ObjectNode;
+import com.fasterxml.jackson.databind.node.TextNode;
 import com.fasterxml.jackson.databind.type.CollectionType;
-import org.apache.commons.lang.StringUtils;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
 
-import java.io.IOException;
-import java.util.*;
 
 /**
  * json utils
@@ -275,7 +290,11 @@ public class JSONUtils {
         @Override
         public String deserialize(JsonParser p, DeserializationContext ctxt) throws IOException {
             JsonNode node = p.getCodec().readTree(p);
-            return node.toString();
+            if (node instanceof TextNode) {
+                return node.asText();
+            } else {
+                return node.toString();
+            }
         }
 
     }
diff --git a/dolphinscheduler-common/src/test/java/org/apache/dolphinscheduler/common/utils/JSONUtilsTest.java b/dolphinscheduler-common/src/test/java/org/apache/dolphinscheduler/common/utils/JSONUtilsTest.java
index eca392d9e2..e273496f56 100644
--- a/dolphinscheduler-common/src/test/java/org/apache/dolphinscheduler/common/utils/JSONUtilsTest.java
+++ b/dolphinscheduler-common/src/test/java/org/apache/dolphinscheduler/common/utils/JSONUtilsTest.java
@@ -21,14 +21,20 @@ import com.fasterxml.jackson.databind.SerializationFeature;
 import com.fasterxml.jackson.databind.node.ArrayNode;
 import com.fasterxml.jackson.databind.node.JsonNodeFactory;
 import com.fasterxml.jackson.databind.node.ObjectNode;
+
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.LinkedHashMap;
+import java.util.List;
+import java.util.Map;
+
 import org.apache.dolphinscheduler.common.enums.DataType;
 import org.apache.dolphinscheduler.common.enums.Direct;
+import org.apache.dolphinscheduler.common.model.TaskNode;
 import org.apache.dolphinscheduler.common.process.Property;
 import org.junit.Assert;
 import org.junit.Test;
 
-import java.util.*;
-
 public class JSONUtilsTest {
 
     @Test
@@ -216,4 +222,19 @@ public class JSONUtilsTest {
         Assert.assertEquals("yellow", node.path(0).path("color").asText());
     }
 
+    @Test
+    public void jsonDataDeserializerTest() {
+        String a = "{\"conditionResult\":\"{\\\"successNode\\\":[\\\"\\\"],\\\"failedNode\\\":[\\\"\\\"]}\","
+                + "\"conditionsTask\":false,\"depList\":[],\"dependence\":\"{}\",\"forbidden\":false,"
+                + "\"id\":\"tasks-86823\",\"maxRetryTimes\":1,\"name\":\"shell test\","
+                + "\"params\":\"{\\\"resourceList\\\":[],\\\"localParams\\\":[],\\\"rawScript\\\":\\\"echo "
+                + "'yyc'\\\"}\",\"preTasks\":\"[]\",\"retryInterval\":1,\"runFlag\":\"NORMAL\","
+                + "\"taskInstancePriority\":\"HIGHEST\",\"taskTimeoutParameter\":{\"enable\":false,\"interval\":0},"
+                + "\"timeout\":\"{}\",\"type\":\"SHELL\",\"workerGroup\":\"default\"}";
+
+        TaskNode taskNode = JSONUtils.parseObject(a, TaskNode.class);
+
+        Assert.assertTrue(true);
+    }
+
 }