diff --git a/addons/crm_claim/crm_claim_view.xml b/addons/crm_claim/crm_claim_view.xml
index 63df2c35d0d..e7a0961a846 100644
--- a/addons/crm_claim/crm_claim_view.xml
+++ b/addons/crm_claim/crm_claim_view.xml
@@ -177,7 +177,7 @@
                                 <group colspan="4">
                                     <field colspan="4" name="email_cc" string="Global CC" widget="char"/>
                                 </group>
-                                <field name="message_ids" colspan="4" nolabel="1" mode="tree,form">
+                                <field name="message_ids" colspan="4" nolabel="1" mode="tree,form" readonly="1">
                                     <tree string="History">
                                         <field name="display_text" string="History Information"/>
                                         <button