diff --git a/addons/account/data/invoice_action_data.xml b/addons/account/data/invoice_action_data.xml
index 4752247b988..3e552f01486 100644
--- a/addons/account/data/invoice_action_data.xml
+++ b/addons/account/data/invoice_action_data.xml
@@ -65,13 +65,13 @@ from ${object.company_id.name}.
                 % set record = ctx.get('record')
                 % set company = record and record.company_id or user.company_id
                 <body style="margin: 0; padding: 0;">
-                <table border="0" width="100%" cellpadding="0" bgcolor="#ededed" style="padding: 20px; background-color: #ededed" summary="o_mail_notification">
+                <table border="0" width="100%" cellpadding="0" bgcolor="#ededed" style="padding: 20px; background-color: #ededed; border-collapse:separate;" summary="o_mail_notification">
                     <tbody>
 
                       <!-- HEADER -->
                       <tr>
                         <td align="center" style="min-width: 590px;">
-                          <table width="590" border="0" cellpadding="0" bgcolor="#875A7B" style="min-width: 590px; background-color: rgb(135,90,123); padding: 20px;">
+                          <table width="590" border="0" cellpadding="0" bgcolor="#875A7B" style="min-width: 590px; background-color: rgb(135,90,123); padding: 20px; border-collapse:separate;">
                             <tr>
                               <td valign="middle">
                                   <span style="font-size:20px; color:white; font-weight: bold;">
@@ -89,7 +89,7 @@ from ${object.company_id.name}.
                       <!-- CONTENT -->
                       <tr>
                         <td align="center" style="min-width: 590px;">
-                          <table width="590" border="0" cellpadding="0" bgcolor="#ffffff" style="min-width: 590px; background-color: rgb(255, 255, 255); padding: 20px;">
+                          <table width="590" border="0" cellpadding="0" bgcolor="#ffffff" style="min-width: 590px; background-color: rgb(255, 255, 255); padding: 20px; border-collapse:separate;">
                             <tbody>
                               <td valign="top" style="font-family:Arial,Helvetica,sans-serif; color: #555; font-size: 14px;">
                                 ${object.body | safe}
@@ -102,7 +102,7 @@ from ${object.company_id.name}.
                       <!-- FOOTER -->
                       <tr>
                         <td align="center" style="min-width: 590px;">
-                          <table width="590" border="0" cellpadding="0" bgcolor="#875A7B" style="min-width: 590px; background-color: rgb(135,90,123); padding: 20px;">
+                          <table width="590" border="0" cellpadding="0" bgcolor="#875A7B" style="min-width: 590px; background-color: rgb(135,90,123); padding: 20px; border-collapse:separate;">
                             <tr>
                               <td valign="middle" align="left" style="color: #fff; padding-top: 10px; padding-bottom: 10px; font-size: 12px;">
                                 ${company.name}<br/>
diff --git a/addons/sale/data/mail_template_data.xml b/addons/sale/data/mail_template_data.xml
index 7bc9804bdb1..c3a61e0b421 100644
--- a/addons/sale/data/mail_template_data.xml
+++ b/addons/sale/data/mail_template_data.xml
@@ -66,13 +66,13 @@ from ${object.company_id.name}.
                 % set record = ctx.get('record')
                 % set company = record and record.company_id or user.company_id
                 <body style="margin: 0; padding: 0;">
-                <table border="0" width="100%" cellpadding="0" bgcolor="#ededed" style="padding: 20px; background-color: #ededed" summary="o_mail_notification">
+                <table border="0" width="100%" cellpadding="0" bgcolor="#ededed" style="padding: 20px; background-color: #ededed; border-collapse:separate;" summary="o_mail_notification">
                     <tbody>
 
                       <!-- HEADER -->
                       <tr>
                         <td align="center" style="min-width: 590px;">
-                          <table width="590" border="0" cellpadding="0" bgcolor="#875A7B" style="min-width: 590px; background-color: rgb(135,90,123); padding: 20px;">
+                          <table width="590" border="0" cellpadding="0" bgcolor="#875A7B" style="min-width: 590px; background-color: rgb(135,90,123); padding: 20px; border-collapse:separate;">
                             <tr>
                               <td valign="middle">
                                   <span style="font-size:20px; color:white; font-weight: bold;">
@@ -90,7 +90,7 @@ from ${object.company_id.name}.
                       <!-- CONTENT -->
                       <tr>
                         <td align="center" style="min-width: 590px;">
-                          <table width="590" border="0" cellpadding="0" bgcolor="#ffffff" style="min-width: 590px; background-color: rgb(255, 255, 255); padding: 20px;">
+                          <table width="590" border="0" cellpadding="0" bgcolor="#ffffff" style="min-width: 590px; background-color: rgb(255, 255, 255); padding: 20px; border-collapse:separate;">
                             <tbody>
                               <td valign="top" style="font-family:Arial,Helvetica,sans-serif; color: #555; font-size: 14px;">
                                 ${object.body | safe}
@@ -103,7 +103,7 @@ from ${object.company_id.name}.
                       <!-- FOOTER -->
                       <tr>
                         <td align="center" style="min-width: 590px;">
-                          <table width="590" border="0" cellpadding="0" bgcolor="#875A7B" style="min-width: 590px; background-color: rgb(135,90,123); padding: 20px;">
+                          <table width="590" border="0" cellpadding="0" bgcolor="#875A7B" style="min-width: 590px; background-color: rgb(135,90,123); padding: 20px; border-collapse:separate;">
                             <tr>
                               <td valign="middle" align="left" style="color: #fff; padding-top: 10px; padding-bottom: 10px; font-size: 12px;">
                                 ${company.name}<br/>