diff --git a/addons/crm/crm_lead.py b/addons/crm/crm_lead.py
index b72ac9ee5b4..753a92c62b0 100644
--- a/addons/crm/crm_lead.py
+++ b/addons/crm/crm_lead.py
@@ -891,4 +891,10 @@ class crm_lead(base_stage, format_address, osv.osv):
             return {'value':{'country_id':country_id}}
         return {}
 
+    def _get_subscription_data(self, cr, uid, ids, name, args, context=None):
+        res = super(crm_lead,self)._get_subscription_data(cr, uid, ids, name, args, context=context)
+        for subtype in self.browse(cr, uid, ids,context=context):
+            if subtype.type == 'opportunity':
+                    del res[subtype.id]['message_subtype_data']['Convert to Opportunity']
+        return res
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