diff --git a/README.rst b/README.rst
index ab2d95c..052f4ef 100644
--- a/README.rst
+++ b/README.rst
@@ -39,7 +39,7 @@ JSON data is returned "as is":
 Retailer API
 ============
 
-Supports the BOL Api v7, documented here: https://api.bol.com/retailer/public/Retailer-API/selling-on-bolcom-processflow.html
+Supports the BOL Api v8, documented here: https://api.bol.com/retailer/public/Retailer-API/selling-on-bolcom-processflow.html
 
 Instantiate the API::
 
diff --git a/bol/__init__.py b/bol/__init__.py
index 7ded757..cd5bbe9 100644
--- a/bol/__init__.py
+++ b/bol/__init__.py
@@ -1,4 +1,4 @@
-VERSION = (1, 2, 0, 'final', 0)
+VERSION = (1, 3, 0, 'final', 0)
 
 __title__ = 'python-bol-api'
 __version_info__ = VERSION
diff --git a/bol/retailer/api.py b/bol/retailer/api.py
index 4ac0dc7..5315be1 100755
--- a/bol/retailer/api.py
+++ b/bol/retailer/api.py
@@ -48,7 +48,7 @@ class OrderMethods(MethodGroup):
     def __init__(self, api):
         super(OrderMethods, self).__init__(api, "orders")
 
-    def list(self, fulfilment_method=None, page=None, status=None):
+    def list(self, fulfilment_method=None, page=None, status=None, change_interval_minute=None, latest_change_date=None):
         params = {}
         if fulfilment_method:
             params["fulfilment-method"] = fulfilment_method
@@ -56,6 +56,11 @@ def list(self, fulfilment_method=None, page=None, status=None):
             params["page"] = page
         if status:
             params["status"] = status
+        if change_interval_minute:
+            params["change-interval-minute"] = change_interval_minute
+        if latest_change_date:
+            params["latest-change-date"] = latest_change_date
+
         resp = self.request("GET", params=params)
         return Orders.parse(self.api, resp.text)
 
@@ -225,7 +230,7 @@ def createShippingLabel(self, orderitems_list, label_id):
 
     def getShippingLabel(self, shipping_label_id):
         headers = {
-            "accept": "application/vnd.retailer.v7+pdf"
+            "accept": "application/vnd.retailer.v8+pdf"
         }
         response = self.request('GET', path=str(shipping_label_id), headers=headers)
         return response
@@ -282,7 +287,7 @@ def requestExportFile(self):
 
     def getOffersFile(self, export_id):
         headers = {
-            "accept": "application/vnd.retailer.v7+csv"
+            "accept": "application/vnd.retailer.v8+csv"
         }
         response = self.request('GET', path='export/{}'.format(export_id),
                                 headers=headers)
@@ -347,7 +352,7 @@ def getProductLabels(self, labelFormat, products):
         }
 
         headers = {
-            "accept": "application/vnd.retailer.v7+pdf"
+            "accept": "application/vnd.retailer.v8+pdf"
         }
         response = self.request("POST", path="product-labels", headers=headers, json=params)
         return response
@@ -362,14 +367,14 @@ def update(self, replenishment_id, **param):
 
     def getLoadCarrierLabels(self, replenishment_id, label_type="WAREHOUSE"):
         headers = {
-            "accept": "application/vnd.retailer.v7+pdf"
+            "accept": "application/vnd.retailer.v8+pdf"
         }
         response = self.request("GET", path='{}/load-carrier-labels'.format(replenishment_id), headers=headers, json=label_type)
         return response
 
     def getPickList(self, replenishment_id):
         headers = {
-            "accept": "application/vnd.retailer.v7+pdf"
+            "accept": "application/vnd.retailer.v8+pdf"
         }
         response = self.request("GET", path='{}/pick-list'.format(replenishment_id), headers=headers)
         return response
@@ -489,7 +494,7 @@ def set_access_token(self, access_token):
         self.session.headers.update(
             {
                 "Authorization": "Bearer " + access_token,
-                "Accept": "application/vnd.retailer.v7+json",
+                "Accept": "application/vnd.retailer.v8+json",
             }
         )
 
@@ -509,7 +514,7 @@ def request(self, method, uri, params={}, **kwargs):
             # If these headers are not added, the api returns a 400
             # Reference:
             #   https://api.bol.com/retailer/public/conventions/index.html
-            content_header = "application/vnd.retailer.v7+json"
+            content_header = "application/vnd.retailer.v8+json"
 
             request_kwargs["headers"].update({
                 "content-type": content_header
diff --git a/bol/retailer/models.py b/bol/retailer/models.py
index d58cc97..0c9fb30 100755
--- a/bol/retailer/models.py
+++ b/bol/retailer/models.py
@@ -152,6 +152,7 @@ class Meta:
         additionalServices = ModelField(additionalServices)
         offerPrice = DecimalField()
         transactionFee = DecimalField()
+        latestChangedDateTime = DateTimeField()
 
 
 class OrderItems(ModelList):