diff --git a/source/java/org/alfresco/repo/audit/hibernate/Audit.hbm.xml b/source/java/org/alfresco/repo/audit/hibernate/Audit.hbm.xml
index 17ff8452cd..d6e4091db2 100644
--- a/source/java/org/alfresco/repo/audit/hibernate/Audit.hbm.xml
+++ b/source/java/org/alfresco/repo/audit/hibernate/Audit.hbm.xml
@@ -109,9 +109,9 @@
         <!-- The app_source_idx index is used to find the app source -->
         <!-- The look up is always the tripple, the service and method or just the method may be null -->
         
-        <property name="application" column="application" type="string" length="256" not-null="true" index="app_source_idx"/>
-        <property name="service" column="service" type="string" length="256" not-null="false" index="app_source_idx"/>
-        <property name="method" column="method" type="string" length="256" not-null="false" index="app_source_idx"/>
+        <property name="application" column="application" type="string" length="255" not-null="true" index="app_source_idx"/>
+        <property name="service" column="service" type="string" length="255" not-null="false" index="app_source_idx"/>
+        <property name="method" column="method" type="string" length="255" not-null="false" index="app_source_idx"/>
         
     </class>