diff --git a/addons/project/project_view.xml b/addons/project/project_view.xml
index f3547e96617..36341053e80 100644
--- a/addons/project/project_view.xml
+++ b/addons/project/project_view.xml
@@ -133,7 +133,7 @@
                                 <group string="Administration">
                                     <field name="planned_hours" widget="float_time" groups="project.group_time_work_estimation_tasks"/>
                                     <field name="effective_hours" widget="float_time" groups="project.group_time_work_estimation_tasks"/>
-                                    <field name="resource_calendar_id" groups="project.group_long_term_planning_user"/>
+                                    <field name="resource_calendar_id" groups="base.group_no_one"/>
                                 </group>
                                 <group string="Miscellaneous" name="misc">
                                     <field name="parent_id" domain="[('id','!=',analytic_account_id)]" context="{'current_model': 'project.project'}"/>
diff --git a/addons/project/security/project_security.xml b/addons/project/security/project_security.xml
index 910b571b23b..3afe0f14e7a 100644
--- a/addons/project/security/project_security.xml
+++ b/addons/project/security/project_security.xml
@@ -7,11 +7,6 @@
         <field name="category_id" ref="base.module_category_project_management"/>
     </record>
 
-    <record id="group_long_term_planning_user" model="res.groups">
-        <field name="name">Long Term Planning</field>
-        <field name="category_id" ref="base.module_category_project_management"/>
-    </record>
-
     <record id="group_project_manager" model="res.groups">
         <field name="name">Manager</field>
         <field name="category_id" ref="base.module_category_project_management"/>