diff --git a/dao/src/main/java/org/thingsboard/server/dao/sql/query/DefaultQueryLogComponent.java b/dao/src/main/java/org/thingsboard/server/dao/sql/query/DefaultQueryLogComponent.java
index 7291d480f6..37de3396ec 100644
--- a/dao/src/main/java/org/thingsboard/server/dao/sql/query/DefaultQueryLogComponent.java
+++ b/dao/src/main/java/org/thingsboard/server/dao/sql/query/DefaultQueryLogComponent.java
@@ -87,8 +87,8 @@ public class DefaultQueryLogComponent implements QueryLogComponent {
                     valueArrayStr+=", ";
                 }
 
-                String ValueForSQLQuery = getValueForSQLQuery(valueTemp);
-                valueArrayStr += ValueForSQLQuery;
+                String valueForSQLQuery = getValueForSQLQuery(valueTemp);
+                valueArrayStr += valueForSQLQuery;
                 ++count;
             }