diff --git a/core/src/main/java/com/alibaba/druid/sql/parser/Lexer.java b/core/src/main/java/com/alibaba/druid/sql/parser/Lexer.java
index a5ab9b3e97..f8c3da5c02 100644
--- a/core/src/main/java/com/alibaba/druid/sql/parser/Lexer.java
+++ b/core/src/main/java/com/alibaba/druid/sql/parser/Lexer.java
@@ -3127,8 +3127,6 @@ private boolean isOperator(char ch) {
 
     private static final long MULTMIN_RADIX_TEN = Long.MIN_VALUE / 10;
     private static final long N_MULTMAX_RADIX_TEN = -Long.MAX_VALUE / 10;
-
-
     public final boolean isNegativeIntegerValue() {
         return charAt(mark) == '-';
     }