diff --git a/src/main/java/com/njcn/influx/constant/InfluxDbSqlConstant.java b/src/main/java/com/njcn/influx/constant/InfluxDbSqlConstant.java
index 82eb55c..8a18ffb 100644
--- a/src/main/java/com/njcn/influx/constant/InfluxDbSqlConstant.java
+++ b/src/main/java/com/njcn/influx/constant/InfluxDbSqlConstant.java
@@ -86,7 +86,7 @@ public interface InfluxDbSqlConstant {
     String LE = "<=";
 
     /**
-     * influxDB函数拼接
+     * influxDB函数拼接.
      */
     String COUNT = "COUNT";
     String MAX = "MAX";