diff --git a/addons/board_hr/__terp__.py b/addons/board_hr/__terp__.py
index 80b00961dbe..182cd36e1ec 100644
--- a/addons/board_hr/__terp__.py
+++ b/addons/board_hr/__terp__.py
@@ -37,6 +37,5 @@ This module implements a dashboard for human resource management that includes:
     'demo_xml': [],
     'installable': True,
     'active': False,
-    'certificate': '',
 }
 # vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4:
diff --git a/addons/crm_hr/__terp__.py b/addons/crm_hr/__terp__.py
index a4715123679..71ef7da908e 100644
--- a/addons/crm_hr/__terp__.py
+++ b/addons/crm_hr/__terp__.py
@@ -48,6 +48,5 @@
     ],
     'installable': True,
     'active': False,
-    'certificate': '',
 }
 # vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4:
diff --git a/addons/point_of_sale/__terp__.py b/addons/point_of_sale/__terp__.py
index 0610144ca87..794793e3baa 100644
--- a/addons/point_of_sale/__terp__.py
+++ b/addons/point_of_sale/__terp__.py
@@ -49,7 +49,7 @@ Main features :
         'pos_data.xml',
         'pos_workflow.xml',
         'statement_view.xml',
-        'statement_report.xml', 
+        'statement_report.xml',
         'statement_data.xml',
         'statement_wizard.xml'
     ],
@@ -66,6 +66,5 @@ Main features :
     ],
     'demo_xml': ['pos_demo.xml','singer_statement_demo.xml','multi_company_stock_data.xml'],
     'installable': True,
-    'certificate': '',
 }
 # vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4: