diff --git a/pom.xml b/pom.xml
index 311e17011..39ca8809c 100644
--- a/pom.xml
+++ b/pom.xml
@@ -49,7 +49,7 @@
         <!-- 面向运行时的D-ORM依赖 -->
         <anyline.version>8.7.2-20250101</anyline.version>
         <!-- 工作流配置 -->
-        <warm-flow.version>1.7.0</warm-flow.version>
+        <warm-flow.version>1.7.2</warm-flow.version>
 
         <!-- 插件版本 -->
         <maven-jar-plugin.version>3.2.2</maven-jar-plugin.version>
diff --git a/ruoyi-modules/ruoyi-workflow/src/main/java/org/dromara/workflow/service/IFlwCommonService.java b/ruoyi-modules/ruoyi-workflow/src/main/java/org/dromara/workflow/service/IFlwCommonService.java
index 4d3540b91..26997fa9b 100644
--- a/ruoyi-modules/ruoyi-workflow/src/main/java/org/dromara/workflow/service/IFlwCommonService.java
+++ b/ruoyi-modules/ruoyi-workflow/src/main/java/org/dromara/workflow/service/IFlwCommonService.java
@@ -1,11 +1,9 @@
 package org.dromara.workflow.service;
 
-import org.dromara.warm.flow.core.entity.Instance;
 import org.dromara.warm.flow.core.entity.User;
 import org.dromara.warm.flow.core.service.UserService;
 
 import java.util.List;
-import java.util.Map;
 import java.util.Set;
 
 /**
@@ -57,12 +55,4 @@ public interface IFlwCommonService {
      * @return 申请人节点编码
      */
     String applyNodeCode(Long definitionId);
-
-    /**
-     * 合并变量
-     *
-     * @param instance 流程实例
-     * @param variable 变量
-     */
-    void mergeVariable(Instance instance, Map<String, Object> variable);
 }
diff --git a/ruoyi-modules/ruoyi-workflow/src/main/java/org/dromara/workflow/service/impl/FlwCommonServiceImpl.java b/ruoyi-modules/ruoyi-workflow/src/main/java/org/dromara/workflow/service/impl/FlwCommonServiceImpl.java
index 8e9c5096c..878d4f4cc 100644
--- a/ruoyi-modules/ruoyi-workflow/src/main/java/org/dromara/workflow/service/impl/FlwCommonServiceImpl.java
+++ b/ruoyi-modules/ruoyi-workflow/src/main/java/org/dromara/workflow/service/impl/FlwCommonServiceImpl.java
@@ -11,15 +11,12 @@ import org.dromara.common.core.utils.StringUtils;
 import org.dromara.common.mail.utils.MailUtils;
 import org.dromara.common.sse.dto.SseMessageDto;
 import org.dromara.common.sse.utils.SseMessageUtils;
-import org.dromara.warm.flow.core.FlowEngine;
-import org.dromara.warm.flow.core.entity.Instance;
 import org.dromara.warm.flow.core.entity.Node;
 import org.dromara.warm.flow.core.entity.Task;
 import org.dromara.warm.flow.core.entity.User;
 import org.dromara.warm.flow.core.enums.SkipType;
 import org.dromara.warm.flow.core.service.NodeService;
 import org.dromara.warm.flow.core.service.UserService;
-import org.dromara.warm.flow.core.utils.MapUtil;
 import org.dromara.warm.flow.orm.entity.FlowTask;
 import org.dromara.warm.flow.orm.entity.FlowUser;
 import org.dromara.workflow.common.ConditionalOnEnable;
@@ -180,14 +177,4 @@ public class FlwCommonServiceImpl implements IFlwCommonService {
         Node nextNode = nodeService.getNextNode(definitionId, startNode.getNodeCode(), null, SkipType.PASS.getKey());
         return nextNode.getNodeCode();
     }
-
-    @Override
-    public void mergeVariable(Instance instance, Map<String, Object> variable) {
-        if (MapUtil.isNotEmpty(variable)) {
-            String variableStr = instance.getVariable();
-            Map<String, Object> deserialize = FlowEngine.jsonConvert.strToMap(variableStr);
-            deserialize.putAll(variable);
-            instance.setVariable(FlowEngine.jsonConvert.objToStr(deserialize));
-        }
-    }
 }
diff --git a/ruoyi-modules/ruoyi-workflow/src/main/java/org/dromara/workflow/service/impl/FlwInstanceServiceImpl.java b/ruoyi-modules/ruoyi-workflow/src/main/java/org/dromara/workflow/service/impl/FlwInstanceServiceImpl.java
index e50744005..d302bc217 100644
--- a/ruoyi-modules/ruoyi-workflow/src/main/java/org/dromara/workflow/service/impl/FlwInstanceServiceImpl.java
+++ b/ruoyi-modules/ruoyi-workflow/src/main/java/org/dromara/workflow/service/impl/FlwInstanceServiceImpl.java
@@ -360,7 +360,7 @@ public class FlwInstanceServiceImpl implements IFlwInstanceService {
     public void setVariable(Long instanceId, Map<String, Object> variable) {
         Instance instance = insService.getById(instanceId);
         if (instance != null) {
-            flwCommonService.mergeVariable(instance, variable);
+            taskService.mergeVariable(instance, variable);
             insService.updateById(instance);
         }
     }
diff --git a/ruoyi-modules/ruoyi-workflow/src/main/java/org/dromara/workflow/service/impl/FlwTaskServiceImpl.java b/ruoyi-modules/ruoyi-workflow/src/main/java/org/dromara/workflow/service/impl/FlwTaskServiceImpl.java
index 0cdabbf4a..be64dcbbc 100644
--- a/ruoyi-modules/ruoyi-workflow/src/main/java/org/dromara/workflow/service/impl/FlwTaskServiceImpl.java
+++ b/ruoyi-modules/ruoyi-workflow/src/main/java/org/dromara/workflow/service/impl/FlwTaskServiceImpl.java
@@ -112,7 +112,7 @@ public class FlwTaskServiceImpl implements IFlwTaskService {
         if (ObjectUtil.isNotNull(flowInstance)) {
             BusinessStatusEnum.checkStartStatus(flowInstance.getFlowStatus());
             List<Task> taskList = taskService.list(new FlowTask().setInstanceId(flowInstance.getId()));
-            flwCommonService.mergeVariable(flowInstance, variables);
+            taskService.mergeVariable(flowInstance, variables);
             insService.updateById(flowInstance);
             StartProcessReturnDTO dto = new StartProcessReturnDTO();
             dto.setProcessInstanceId(taskList.get(0).getInstanceId());
@@ -217,7 +217,7 @@ public class FlwTaskServiceImpl implements IFlwTaskService {
                 variableMap.remove(task.getNodeCode());
             }
         }
-        flwCommonService.mergeVariable(inst, variableMap);
+        taskService.mergeVariable(inst, variableMap);
     }
 
     /**