diff --git a/addons/crm/report/crm_report.py b/addons/crm/report/crm_report.py
index 9adabc09868..87b77937c5a 100644
--- a/addons/crm/report/crm_report.py
+++ b/addons/crm/report/crm_report.py
@@ -104,13 +104,14 @@ class report_crm_case_section_stage(osv.osv):
                     c.state,
                     c.stage_id,
                     c.section_id,
+                    c.categ_id, 
                     count(*) as nbr,
                     sum(planned_revenue) as amount_revenue,
                     to_char(avg(date_closed-c.create_date), 'DD"d" HH24:MI:SS') as delay_close
                 from
                     crm_case c
                 where c.stage_id is not null
-                group by to_char(c.create_date, 'YYYY'), to_char(c.create_date, 'MM'), c.user_id, c.state, c.stage_id, c.section_id)""")
+                group by to_char(c.create_date, 'YYYY'), to_char(c.create_date, 'MM'), c.user_id, c.state, c.stage_id, c.categ_id, c.section_id)""")
 
 report_crm_case_section_stage()