diff --git a/ttcn/LibIms_Templates.ttcn b/ttcn/LibIms_Templates.ttcn
index 45cc5e4bb098a3bda1b61f8737cb83aeb410679e..85cdfaaef3aa1aed6af5c550befa344a67ef94d8 100644
--- a/ttcn/LibIms_Templates.ttcn
+++ b/ttcn/LibIms_Templates.ttcn
@@ -2914,10 +2914,11 @@ group response_send
      }
  
     template Response m_Response_18XonINVITE_PchargingVector (StatusLine p_statusLine, CallId p_callId, CSeq p_cSeq,
-          From p_from, To p_to, Via p_via, template PChargingVector p_pChargingVector ) modifies m_Response_Base:=
+          From p_from, To p_to, Via p_via, Contact p_contact, template PChargingVector p_pChargingVector ) modifies m_Response_Base:=
     {
         msgHeader :=
         {
+            contact		:= p_contact,
             pChargingFunctionAddresses := m_pChargingFunctionAddresses_fixedValue,
             pChargingVector := p_pChargingVector