diff --git a/filter/src/main/java/org/apache/rocketmq/filter/expression/UnaryInExpression.java b/filter/src/main/java/org/apache/rocketmq/filter/expression/UnaryInExpression.java
index 7d9083c09fde6fb67be65835806b0fb69670426d..a6cf1730084c5fea2fc341b41f5933be60e1f622 100644
--- a/filter/src/main/java/org/apache/rocketmq/filter/expression/UnaryInExpression.java
+++ b/filter/src/main/java/org/apache/rocketmq/filter/expression/UnaryInExpression.java
@@ -58,4 +58,4 @@ abstract public class UnaryInExpression extends UnaryExpression implements Boole
     public void setInList(Collection inList) {
         this.inList = inList;
     }
-};
+}