diff --git a/workflow-engine-server/src/main/java/cn/axzo/workflow/server/common/interceptor/RequestHeaderContextInterceptor.java b/workflow-engine-server/src/main/java/cn/axzo/workflow/server/common/interceptor/RequestHeaderContextInterceptor.java
index 3128dd4c6..d5e5e9344 100644
--- a/workflow-engine-server/src/main/java/cn/axzo/workflow/server/common/interceptor/RequestHeaderContextInterceptor.java
+++ b/workflow-engine-server/src/main/java/cn/axzo/workflow/server/common/interceptor/RequestHeaderContextInterceptor.java
@@ -29,8 +29,8 @@ public class RequestHeaderContextInterceptor implements HandlerInterceptor {
     @Override
     public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
         if (Objects.equals(HEADER_HTTP_CLIENT_VALUE, request.getHeader(HEADER_HTTP_CLIENT))) {
-            String clientVersionStr = request.getHeader(HEADER_API_VERSION);
-            DefaultArtifactVersion clientVersion = new DefaultArtifactVersion(clientVersionStr);
+            String headerClientVersion = request.getHeader(HEADER_API_VERSION);
+            DefaultArtifactVersion clientVersion = new DefaultArtifactVersion(headerClientVersion);
             DefaultArtifactVersion serverVersion = new DefaultArtifactVersion(serviceVersion);
             if (clientVersion.compareTo(serverVersion) >= 0) {
                 return true;