diff --git a/bt5/erp5_banking_cash/WorkflowTemplateItem/portal_workflow/currency_purchase_workflow/scripts/updateBankingOperation.xml b/bt5/erp5_banking_cash/WorkflowTemplateItem/portal_workflow/currency_purchase_workflow/scripts/updateBankingOperation.xml
new file mode 100644
index 0000000000000000000000000000000000000000..1cd3453d66f4f629aeda5ad364dd4e372fa0311f
--- /dev/null
+++ b/bt5/erp5_banking_cash/WorkflowTemplateItem/portal_workflow/currency_purchase_workflow/scripts/updateBankingOperation.xml
@@ -0,0 +1,163 @@
+<?xml version="1.0"?>
+<ZopeData>
+  <record id="1" aka="AAAAAAAAAAE=">
+    <pickle>
+      <tuple>
+        <tuple>
+          <string>Products.PythonScripts.PythonScript</string>
+          <string>PythonScript</string>
+        </tuple>
+        <none/>
+      </tuple>
+    </pickle>
+    <pickle>
+      <dictionary>
+        <item>
+            <key> <string>Python_magic</string> </key>
+            <value>
+              <none/>
+            </value>
+        </item>
+        <item>
+            <key> <string>Script_magic</string> </key>
+            <value> <int>3</int> </value>
+        </item>
+        <item>
+            <key> <string>__ac_local_roles__</string> </key>
+            <value>
+              <none/>
+            </value>
+        </item>
+        <item>
+            <key> <string>_bind_names</string> </key>
+            <value>
+              <object>
+                <klass>
+                  <global name="NameAssignments" module="Shared.DC.Scripts.Bindings"/>
+                </klass>
+                <tuple/>
+                <state>
+                  <dictionary>
+                    <item>
+                        <key> <string>_asgns</string> </key>
+                        <value>
+                          <dictionary>
+                            <item>
+                                <key> <string>name_container</string> </key>
+                                <value> <string>container</string> </value>
+                            </item>
+                            <item>
+                                <key> <string>name_context</string> </key>
+                                <value> <string>context</string> </value>
+                            </item>
+                            <item>
+                                <key> <string>name_m_self</string> </key>
+                                <value> <string>script</string> </value>
+                            </item>
+                            <item>
+                                <key> <string>name_subpath</string> </key>
+                                <value> <string>traverse_subpath</string> </value>
+                            </item>
+                          </dictionary>
+                        </value>
+                    </item>
+                  </dictionary>
+                </state>
+              </object>
+            </value>
+        </item>
+        <item>
+            <key> <string>_body</string> </key>
+            <value> <string>transaction = state_change[\'object\']\n
+bank_account = transaction.getDestinationPaymentValue()\n
+price = transaction.CurrencyPurchase_getQuantity()\n
+\n
+line = transaction.get(\'movement\')\n
+if line is not None and line.getPortalType() == \'Banking Operation Line\':\n
+  # This is a single currency operation, so it is not necessary to convert the price.\n
+  line.setSourceCredit(price)\n
+</string> </value>
+        </item>
+        <item>
+            <key> <string>_code</string> </key>
+            <value>
+              <none/>
+            </value>
+        </item>
+        <item>
+            <key> <string>_filepath</string> </key>
+            <value>
+              <none/>
+            </value>
+        </item>
+        <item>
+            <key> <string>_owner</string> </key>
+            <value>
+              <none/>
+            </value>
+        </item>
+        <item>
+            <key> <string>_params</string> </key>
+            <value> <string>state_change, **kw</string> </value>
+        </item>
+        <item>
+            <key> <string>errors</string> </key>
+            <value>
+              <tuple/>
+            </value>
+        </item>
+        <item>
+            <key> <string>func_code</string> </key>
+            <value>
+              <object>
+                <klass>
+                  <global name="FuncCode" module="Shared.DC.Scripts.Signature"/>
+                </klass>
+                <tuple/>
+                <state>
+                  <dictionary>
+                    <item>
+                        <key> <string>co_argcount</string> </key>
+                        <value> <int>1</int> </value>
+                    </item>
+                    <item>
+                        <key> <string>co_varnames</string> </key>
+                        <value>
+                          <tuple>
+                            <string>state_change</string>
+                            <string>kw</string>
+                            <string>_getitem_</string>
+                            <string>transaction</string>
+                            <string>_getattr_</string>
+                            <string>bank_account</string>
+                            <string>price</string>
+                            <string>line</string>
+                            <string>None</string>
+                          </tuple>
+                        </value>
+                    </item>
+                  </dictionary>
+                </state>
+              </object>
+            </value>
+        </item>
+        <item>
+            <key> <string>func_defaults</string> </key>
+            <value>
+              <none/>
+            </value>
+        </item>
+        <item>
+            <key> <string>id</string> </key>
+            <value> <string>updateBankingOperation</string> </value>
+        </item>
+        <item>
+            <key> <string>warnings</string> </key>
+            <value>
+              <tuple/>
+            </value>
+        </item>
+      </dictionary>
+    </pickle>
+  </record>
+</ZopeData>
diff --git a/bt5/erp5_banking_cash/bt/revision b/bt5/erp5_banking_cash/bt/revision
index dd1ec209f3358043353ec9054f1d3bf3416d325e..fa59ff276dba81ce358e8dfb002082053d6686cd 100644
--- a/bt5/erp5_banking_cash/bt/revision
+++ b/bt5/erp5_banking_cash/bt/revision
@@ -1 +1 @@
-132
\ No newline at end of file
+134
\ No newline at end of file