diff --git a/account_ebics/wizards/ebics_xfer.py b/account_ebics/wizards/ebics_xfer.py
index 6552b85..a32b2f6 100644
--- a/account_ebics/wizards/ebics_xfer.py
+++ b/account_ebics/wizards/ebics_xfer.py
@@ -338,7 +338,22 @@ class EbicsXfer(models.TransientModel):
             OrderID = False
             try:
                 order_type = self.order_type
-                if order_type == "FUL":
+                if order_type == "BTU":
+                    btf = BusinessTransactionFormat(
+                        ef_format.btf_service,
+                        ef_format.btf_message,
+                        scope=ef_format.btf_scope or None,
+                        option=ef_format.btf_option or None,
+                        container=ef_format.btf_container or None,
+                        version=ef_format.btf_version or None,
+                        variant=ef_format.btf_variant or None,
+                        format=ef_format.btf_format or None,
+                    )
+                    kwargs = {}
+                    if self.test_mode:
+                        kwargs["TEST"] = "TRUE"
+                    client.BTU(btf, upload_data, **kwargs)
+                elif order_type == "FUL":
                     kwargs = {}
                     bank = self.ebics_config_id.journal_ids[0].bank_id
                     cc = bank.country.code
diff --git a/account_ebics/wizards/ebics_xfer.xml b/account_ebics/wizards/ebics_xfer.xml
index 3dfd4d9..0d28980 100644
--- a/account_ebics/wizards/ebics_xfer.xml
+++ b/account_ebics/wizards/ebics_xfer.xml
@@ -74,7 +74,7 @@
           <field name="order_type" />
           <field
                         name="test_mode"
-                        attrs="{'invisible': [('order_type', '!=', 'FUL')]}"
+                        attrs="{'invisible': [('order_type', 'not in', ('FUL', 'BTU'))]}"
                     />
           <field name="allowed_format_ids" invisible="1" />
         </group>