diff --git a/addons/analytic_contract_hr_expense/__openerp__.py b/addons/analytic_contract_hr_expense/__openerp__.py
index b5ab6bea9ab..6d5cca8b574 100644
--- a/addons/analytic_contract_hr_expense/__openerp__.py
+++ b/addons/analytic_contract_hr_expense/__openerp__.py
@@ -40,7 +40,6 @@ This module is for modifying account analytic view to show some data related to
              ],
     'installable': True,
     'auto_install': True,
-    'certificate': '',
 }
 
 # vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4:
diff --git a/addons/l10n_ar/__openerp__.py b/addons/l10n_ar/__openerp__.py
index 8971ce94b22..ef04805d1b0 100644
--- a/addons/l10n_ar/__openerp__.py
+++ b/addons/l10n_ar/__openerp__.py
@@ -45,7 +45,6 @@ Plan contable argentino e impuestos de acuerdo a disposiciones vigentes
 			],
     "active": False,
     "installable": True,
-    "certificate" : "",
     'images': ['images/config_chart_l10n_ar.jpeg','images/l10n_ar_chart.jpeg'],
 }
 # vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4:
diff --git a/addons/l10n_cl/__openerp__.py b/addons/l10n_cl/__openerp__.py
index 8c1e1e45b50..d10acdae575 100644
--- a/addons/l10n_cl/__openerp__.py
+++ b/addons/l10n_cl/__openerp__.py
@@ -45,7 +45,6 @@ Plan contable chileno e impuestos de acuerdo a disposiciones vigentes
 			],
     "active": False,
     "installable": True,
-    "certificate" : "",
     'images': ['images/config_chart_l10n_cl.jpeg','images/l10n_cl_chart.jpeg'],
 }
 # vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4: