diff --git a/common/src/main/java/org/apache/rocketmq/common/constant/PermName.java b/common/src/main/java/org/apache/rocketmq/common/constant/PermName.java
index d7c76b4c0e..d87461d7f5 100644
--- a/common/src/main/java/org/apache/rocketmq/common/constant/PermName.java
+++ b/common/src/main/java/org/apache/rocketmq/common/constant/PermName.java
@@ -62,7 +62,7 @@ public class PermName {
     }
 
     public static boolean isValid(final int perm) {
-        return perm >= PERM_INHERIT && perm < PERM_PRIORITY;
+        return perm >= 0 && perm < PERM_PRIORITY;
     }
     
     public static boolean isPriority(final int perm) {