diff --git a/addons/project/project_data.xml b/addons/project/project_data.xml
index 7ddc983bf1c..95a76d8988e 100644
--- a/addons/project/project_data.xml
+++ b/addons/project/project_data.xml
@@ -78,6 +78,7 @@
             <field name="name">Task Created</field>
             <field name="res_model">project.task</field>
             <field name="default" eval="False"/>
+            <field name="hidden" eval="True"/>
             <field name="description">Task created</field>
         </record>
         <record id="mt_task_assigned" model="mail.message.subtype">
@@ -101,6 +102,7 @@
         <!-- Project-related subtypes for messaging / Chatter -->
         <record id="mt_project_task_new" model="mail.message.subtype">
             <field name="name">Task Created</field>
+            <field name="sequence">10</field>
             <field name="res_model">project.project</field>
             <field name="default" eval="False"/>
             <field name="parent_id" eval="ref('mt_task_new')"/>
@@ -108,6 +110,7 @@
         </record>
         <record id="mt_project_task_assigned" model="mail.message.subtype">
             <field name="name">Task Assigned</field>
+            <field name="sequence">11</field>
             <field name="res_model">project.project</field>
             <field name="default" eval="False"/>
             <field name="parent_id" eval="ref('mt_task_assigned')"/>
@@ -115,12 +118,14 @@
         </record>
         <record id="mt_project_task_blocked" model="mail.message.subtype">
             <field name="name">Task Blocked</field>
+            <field name="sequence">12</field>
             <field name="res_model">project.project</field>
             <field name="parent_id" eval="ref('mt_task_blocked')"/>
             <field name="relation_field">project_id</field>
         </record>
         <record id="mt_project_task_stage" model="mail.message.subtype">
             <field name="name">Task Stage Changed</field>
+            <field name="sequence">13</field>
             <field name="res_model">project.project</field>
             <field name="parent_id" eval="ref('mt_task_stage')"/>
             <field name="relation_field">project_id</field>
diff --git a/addons/project_issue/project_issue_data.xml b/addons/project_issue/project_issue_data.xml
index 25a336d4094..d60106dffd2 100644
--- a/addons/project_issue/project_issue_data.xml
+++ b/addons/project_issue/project_issue_data.xml
@@ -33,6 +33,7 @@ Access all issues from the top Project menu, and access the issues of a specific
             <field name="name">Issue Created</field>
             <field name="res_model">project.issue</field>
             <field name="default" eval="False"/>
+            <field name="hidden" eval="True"/>
             <field name="description">Issue created</field>
         </record>
         <record id="mt_issue_assigned" model="mail.message.subtype">
@@ -56,6 +57,7 @@ Access all issues from the top Project menu, and access the issues of a specific
         <!-- Project-related subtypes for messaging / Chatter -->
         <record id="mt_project_issue_new" model="mail.message.subtype">
             <field name="name">Issue Created</field>
+            <field name="sequence">20</field>
             <field name="res_model">project.project</field>
             <field name="default" eval="False"/>
             <field name="parent_id" eval="ref('mt_issue_new')"/>
@@ -63,6 +65,7 @@ Access all issues from the top Project menu, and access the issues of a specific
         </record>
         <record id="mt_project_issue_assigned" model="mail.message.subtype">
             <field name="name">Issue Assigned</field>
+            <field name="sequence">21</field>
             <field name="res_model">project.project</field>
             <field name="default" eval="False"/>
             <field name="parent_id" eval="ref('mt_issue_assigned')"/>
@@ -70,12 +73,14 @@ Access all issues from the top Project menu, and access the issues of a specific
         </record>
         <record id="mt_project_issue_blocked" model="mail.message.subtype">
             <field name="name">Issue Blocked</field>
+            <field name="sequence">22</field>
             <field name="res_model">project.project</field>
             <field name="parent_id" eval="ref('mt_issue_blocked')"/>
             <field name="relation_field">project_id</field>
         </record>
         <record id="mt_project_issue_stage" model="mail.message.subtype">
             <field name="name">Issue Stage Changed</field>
+            <field name="sequence">23</field>
             <field name="res_model">project.project</field>
             <field name="description">Stage changed</field>
             <field name="parent_id" eval="ref('mt_issue_stage')"/>