diff --git a/oap-server/server-core/src/main/java/org/apache/skywalking/oap/server/core/analysis/NodeType.java b/oap-server/server-core/src/main/java/org/apache/skywalking/oap/server/core/analysis/NodeType.java
index 46be95154..5c409222a 100644
--- a/oap-server/server-core/src/main/java/org/apache/skywalking/oap/server/core/analysis/NodeType.java
+++ b/oap-server/server-core/src/main/java/org/apache/skywalking/oap/server/core/analysis/NodeType.java
@@ -61,7 +61,7 @@ public enum NodeType {
      */
     User(10),
     /**
-     * <code>User = 11</code>
+     * <code>Unrecognized = 11</code>
      */
     Unrecognized(11);