diff --git a/addons/account_analytic_analysis/account_analytic_analysis_view.xml b/addons/account_analytic_analysis/account_analytic_analysis_view.xml
index a709ba6b979..bb6514b4456 100644
--- a/addons/account_analytic_analysis/account_analytic_analysis_view.xml
+++ b/addons/account_analytic_analysis/account_analytic_analysis_view.xml
@@ -23,9 +23,9 @@
                             <label for="date_start" string="Start Date"/>
                         </h4>
                         <div>
-                            <h3>
+                            <h1>
                                 <field name="date_start" class="oe_inline"/>
-                            </h3>
+                            </h1>
                         </div>
                 </xpath>
                 <xpath expr='//div[@name="duration"]' position="after" version="7.0">