diff --git a/intrastat_product_type/__manifest__.py b/intrastat_product_type/__manifest__.py
index bd50a2b..6df3208 100644
--- a/intrastat_product_type/__manifest__.py
+++ b/intrastat_product_type/__manifest__.py
@@ -20,8 +20,7 @@ This module has been written by Alexis de Lattre from Akretion <alexis.delattre@
     """,
     'author': 'Akretion',
     'website': 'http://www.akretion.com',
-#    'depends': ['intrastat_product', 'l10n_fr_intrastat_service'],
-    'depends': ['intrastat_product'],
+    'depends': ['intrastat_product', 'l10n_fr_intrastat_service'],
     'data': ['product_view.xml'],
     'post_init_hook': 'set_intrastat_type_on_products',
     'installable': True,
diff --git a/intrastat_product_type/intrastat_product_type.py b/intrastat_product_type/intrastat_product_type.py
index 436df06..f19aff4 100644
--- a/intrastat_product_type/intrastat_product_type.py
+++ b/intrastat_product_type/intrastat_product_type.py
@@ -60,14 +60,14 @@ class ProductTemplate(models.Model):
         return super(ProductTemplate, self).create(vals)
 
 
-#class L10nFrIntrastatServiceDeclaration(models.Model):
-#    _inherit = "l10n.fr.intrastat.service.declaration"
+class L10nFrIntrastatServiceDeclaration(models.Model):
+    _inherit = "l10n.fr.intrastat.service.declaration"
 
-#    def _is_service(self, invoice_line):
-#        if invoice_line.product_id.intrastat_type == 'service':
-#            return True
-#        else:
-#            return False
+    def _is_service(self, invoice_line):
+        if invoice_line.product_id.intrastat_type == 'service':
+            return True
+        else:
+            return False
 
 
 class IntrastatProductDeclaration(models.Model):