diff --git a/libreplan-business/src/main/resources/org/libreplan/business/users/entities/Users.hbm.xml b/libreplan-business/src/main/resources/org/libreplan/business/users/entities/Users.hbm.xml
index 17eb27d7b..683fa024a 100644
--- a/libreplan-business/src/main/resources/org/libreplan/business/users/entities/Users.hbm.xml
+++ b/libreplan-business/src/main/resources/org/libreplan/business/users/entities/Users.hbm.xml
@@ -99,7 +99,7 @@
         <property name="profileName" not-null="true" unique="true" column="profile_name" />
 
         <!-- Index created in a database-object section -->
-        <set name="roles" table="profile_roles">
+        <set name="roles" table="profile_roles" lazy="false">
             <key column="profile_id"/>
             <element column="role">
                 <type name="org.hibernate.type.EnumType">