diff --git a/dubbo-rpc/dubbo-rpc-api/src/main/java/org/apache/dubbo/rpc/support/MockInvoker.java b/dubbo-rpc/dubbo-rpc-api/src/main/java/org/apache/dubbo/rpc/support/MockInvoker.java
index 156494cd649..4b826bb49c1 100644
--- a/dubbo-rpc/dubbo-rpc-api/src/main/java/org/apache/dubbo/rpc/support/MockInvoker.java
+++ b/dubbo-rpc/dubbo-rpc-api/src/main/java/org/apache/dubbo/rpc/support/MockInvoker.java
@@ -99,13 +99,8 @@ public Result invoke(Invocation invocation) throws RpcException {
         if (invocation instanceof RpcInvocation) {
             ((RpcInvocation) invocation).setInvoker(this);
         }
-        String mock = null;
-        if (getUrl().hasMethodParameter(invocation.getMethodName())) {
-            mock = getUrl().getParameter(invocation.getMethodName() + "." + MOCK_KEY);
-        }
-        if (StringUtils.isBlank(mock)) {
-            mock = getUrl().getParameter(MOCK_KEY);
-        }
+
+        String mock = getUrl().getMethodParameter(invocation.getMethodName(),MOCK_KEY);
 
         if (StringUtils.isBlank(mock)) {
             throw new RpcException(new IllegalAccessException("mock can not be null. url :" + url));