diff --git a/application/src/main/java/org/thingsboard/server/service/install/AbstractSqlTsDatabaseUpgradeService.java b/application/src/main/java/org/thingsboard/server/service/install/AbstractSqlTsDatabaseUpgradeService.java
index 1008bc689a..70e56f9489 100644
--- a/application/src/main/java/org/thingsboard/server/service/install/AbstractSqlTsDatabaseUpgradeService.java
+++ b/application/src/main/java/org/thingsboard/server/service/install/AbstractSqlTsDatabaseUpgradeService.java
@@ -32,7 +32,7 @@ import java.sql.Statement;
 public abstract class AbstractSqlTsDatabaseUpgradeService {
 
     protected static final String CALL_REGEX = "call ";
-        protected static final String DROP_TABLE = "DROP TABLE ";
+    protected static final String DROP_TABLE = "DROP TABLE ";
     protected static final String DROP_PROCEDURE_IF_EXISTS = "DROP PROCEDURE IF EXISTS ";
 
     @Value("${spring.datasource.url}")