diff --git a/src/main/java/com/alibaba/druid/sql/parser/SQLExprParser.java b/src/main/java/com/alibaba/druid/sql/parser/SQLExprParser.java
index 54dda9481f..a86506fbfd 100644
--- a/src/main/java/com/alibaba/druid/sql/parser/SQLExprParser.java
+++ b/src/main/java/com/alibaba/druid/sql/parser/SQLExprParser.java
@@ -270,9 +270,12 @@ public class SQLExprParser extends SQLParser {
                     lexer.nextToken();
 
                     SQLExpr notTarget = expr();
-                    sqlExpr = new SQLNotExpr(notTarget);
 
                     accept(Token.RPAREN);
+                    notTarget = exprRest(notTarget);
+                    
+                    sqlExpr = new SQLNotExpr(notTarget);
+                    
                     return primaryRest(sqlExpr);
                 } else {
                     SQLExpr restExpr = expr();
diff --git a/src/test/java/com/alibaba/druid/bvt/filter/wall/WallVisitorUtilsTest.java b/src/test/java/com/alibaba/druid/bvt/filter/wall/WallVisitorUtilsTest.java
index aac3070e54..f4fa19cf36 100644
--- a/src/test/java/com/alibaba/druid/bvt/filter/wall/WallVisitorUtilsTest.java
+++ b/src/test/java/com/alibaba/druid/bvt/filter/wall/WallVisitorUtilsTest.java
@@ -32,5 +32,7 @@ public class WallVisitorUtilsTest extends TestCase {
         
         Assert.assertEquals(Boolean.TRUE, WallVisitorUtils.getValue(SQLUtils.toSQLExpr("(select count(*) from t) > 0")));
         Assert.assertEquals(Boolean.TRUE, WallVisitorUtils.getValue(SQLUtils.toSQLExpr("(select count(*) from t) >= 0")));
+        Assert.assertEquals(Boolean.FALSE, WallVisitorUtils.getValue(SQLUtils.toSQLExpr("(select count(*) from t) < 0")));
+        Assert.assertEquals(Boolean.TRUE, WallVisitorUtils.getValue(SQLUtils.toSQLExpr("NOT (select count(*) from t) < 0")));
     }
 }