diff --git a/dubbo-registry/dubbo-registry-api/src/main/java/org/apache/dubbo/registry/client/migration/model/MigrationRule.java b/dubbo-registry/dubbo-registry-api/src/main/java/org/apache/dubbo/registry/client/migration/model/MigrationRule.java
index c42354125a..846cfba368 100644
--- a/dubbo-registry/dubbo-registry-api/src/main/java/org/apache/dubbo/registry/client/migration/model/MigrationRule.java
+++ b/dubbo-registry/dubbo-registry-api/src/main/java/org/apache/dubbo/registry/client/migration/model/MigrationRule.java
@@ -166,9 +166,8 @@ public class MigrationRule {
          */
         if (step == null) {
             // initial step : APPLICATION_FIRST
-            step = MigrationStep.APPLICATION_FIRST;
-            step = Enum.valueOf(MigrationStep.class,
-                consumerURL.getParameter(MIGRATION_STEP_KEY, getDefaultStep(consumerURL, step.name())));
+            return Enum.valueOf(MigrationStep.class,
+                consumerURL.getParameter(MIGRATION_STEP_KEY, getDefaultStep(consumerURL, MigrationStep.APPLICATION_FIRST.name())));
         }
 
         return step;