diff --git a/navalplanner-business/src/main/java/org/navalplanner/business/common/Configuration.java b/navalplanner-business/src/main/java/org/navalplanner/business/common/Configuration.java
index 73e9437e6..523e496c9 100644
--- a/navalplanner-business/src/main/java/org/navalplanner/business/common/Configuration.java
+++ b/navalplanner-business/src/main/java/org/navalplanner/business/common/Configuration.java
@@ -20,8 +20,9 @@
 package org.navalplanner.business.common;
 
 /**
- * It contains the current version of project and implements of singleton
- * pattern.
+ * It contains the compiling option to disable the warning changing default
+ * password and implements of singleton pattern.
+ *
  * @author Susana Montes Pedreira <smontes@wirelessgalicia.com>
  */
 public class Configuration {
diff --git a/navalplanner-business/src/main/resources/db.changelog-1.0.xml b/navalplanner-business/src/main/resources/db.changelog-1.0.xml
index 173bb958e..19371dec3 100644
--- a/navalplanner-business/src/main/resources/db.changelog-1.0.xml
+++ b/navalplanner-business/src/main/resources/db.changelog-1.0.xml
@@ -65,11 +65,11 @@
             <where>limited_resource = true</where>
         </update>
         <addNotNullConstraint tableName="resource" columnName="resource_type"
-	     columnDataType="VARCHAR(64)" />
+         columnDataType="VARCHAR(64)" />
         <dropColumn tableName="resource" columnName="limited_resource"/>
     </changeSet>
 
-	<changeSet id="add-new-column-changed_default_admin_password" author="smontes">
+    <changeSet id="add-new-column-changed_default_admin_password" author="smontes">
         <comment>Add new column changed_default_admin_password with default value FALSE to configuration table</comment>
         <addColumn tableName="configuration">
             <column name="changed_default_admin_password" type="BOOLEAN" />
@@ -77,12 +77,12 @@
         <addDefaultValue tableName="configuration" columnName="changed_default_admin_password"
             defaultValueBoolean="FALSE" />
         <addNotNullConstraint tableName="configuration"
-	    columnName="changed_default_admin_password"
+            columnName="changed_default_admin_password"
             defaultNullValue="FALSE"
             columnDataType="BOOLEAN" />
     </changeSet>
 
-	<changeSet id="add-new-column-changed_default_user_password" author="smontes">
+    <changeSet id="add-new-column-changed_default_user_password" author="smontes">
         <comment>Add new column changed_default_user_password with default value FALSE to configuration table</comment>
         <addColumn tableName="configuration">
             <column name="changed_default_user_password" type="BOOLEAN" />
@@ -90,12 +90,12 @@
         <addDefaultValue tableName="configuration" columnName="changed_default_user_password"
             defaultValueBoolean="FALSE" />
         <addNotNullConstraint tableName="configuration"
-	    columnName="changed_default_user_password"
+            columnName="changed_default_user_password"
             defaultNullValue="FALSE"
             columnDataType="BOOLEAN" />
     </changeSet>
 
-	<changeSet id="add-new-column-changed_default_wsreader_password" author="smontes">
+    <changeSet id="add-new-column-changed_default_wsreader_password" author="smontes">
         <comment>Add new column changed_default_wsreader_password with default value FALSE to configuration table</comment>
         <addColumn tableName="configuration">
             <column name="changed_default_wsreader_password" type="BOOLEAN" />
@@ -103,12 +103,12 @@
         <addDefaultValue tableName="configuration" columnName="changed_default_wsreader_password"
             defaultValueBoolean="FALSE" />
         <addNotNullConstraint tableName="configuration"
-	    columnName="changed_default_wsreader_password"
+            columnName="changed_default_wsreader_password"
             defaultNullValue="FALSE"
             columnDataType="BOOLEAN" />
     </changeSet>
 
-	<changeSet id="add-new-column-changed_default_wswriter_password" author="smontes">
+    <changeSet id="add-new-column-changed_default_wswriter_password" author="smontes">
         <comment>Add new column changed_default_wswriter_password with default value FALSE to configuration table</comment>
         <addColumn tableName="configuration">
             <column name="changed_default_wswriter_password" type="BOOLEAN" />
@@ -116,7 +116,7 @@
         <addDefaultValue tableName="configuration" columnName="changed_default_wswriter_password"
             defaultValueBoolean="FALSE" />
         <addNotNullConstraint tableName="configuration"
-	    columnName="changed_default_wswriter_password"
+            columnName="changed_default_wswriter_password"
             defaultNullValue="FALSE"
             columnDataType="BOOLEAN" />
     </changeSet>