diff --git a/errors.go b/errors.go
index 88c6c33..18e5ab7 100644
--- a/errors.go
+++ b/errors.go
@@ -66,3 +66,9 @@ var ErrManagedAccountNotFound = errors.New("managed account not found")
 
 // ErrInvalidVLAN is returned when a VLAN is invalid
 var ErrInvalidVLAN = errors.New("invalid VLAN, must be between 0 and 4094")
+
+// ErrInvalidVXCAEndPartnerConfig is returned when an invalid VXC A-End partner config is provided
+var ErrInvalidVXCAEndPartnerConfig = errors.New("invalid vxc a-end partner config")
+
+// ErrInvalidVXCBEndPartnerConfig is returned when an invalid VXC B-End partner config is provided
+var ErrInvalidVXCBEndPartnerConfig = errors.New("invalid vxc b-end partner config")
diff --git a/vxc.go b/vxc.go
index 7044f3b..9c1162a 100644
--- a/vxc.go
+++ b/vxc.go
@@ -90,6 +90,9 @@ type UpdateVXCRequest struct {
 	AEndInnerVLAN *int
 	BEndInnerVLAN *int
 
+	AEndPartnerConfig VXCPartnerConfiguration
+	BEndPartnerConfig VXCPartnerConfiguration
+
 	WaitForUpdate bool          // Wait until the VXC updates before returning
 	WaitForTime   time.Duration // How long to wait for the VXC to update if WaitForUpdate is true (default is 5 minutes)
 }
@@ -267,6 +270,26 @@ func (svc *VXCServiceOp) UpdateVXC(ctx context.Context, id string, req *UpdateVX
 		Shutdown:  req.Shutdown,
 	}
 
+	if req.AEndPartnerConfig != nil {
+		// Only allow AENdPartnerConfig or VROUTER Partner Config for AEndPartnerConfig in VXC Updates
+		switch req.AEndPartnerConfig.(type) {
+		case VXCPartnerConfiguration, VXCOrderVrouterPartnerConfig:
+			update.AEndPartnerConfig = req.AEndPartnerConfig
+		default:
+			return nil, ErrInvalidVXCAEndPartnerConfig
+		}
+	}
+
+	if req.BEndPartnerConfig != nil {
+		// Only allow Vrouter Partner Config for BEndPartnerConfig in VXC Updates
+		switch req.BEndPartnerConfig.(type) {
+		case VXCOrderVrouterPartnerConfig:
+			update.BEndPartnerConfig = req.BEndPartnerConfig
+		default:
+			return nil, ErrInvalidVXCBEndPartnerConfig
+		}
+	}
+
 	if req.Name != nil {
 		update.Name = *req.Name
 	}
diff --git a/vxc_types.go b/vxc_types.go
index 1f39da9..8e9cd0d 100644
--- a/vxc_types.go
+++ b/vxc_types.go
@@ -189,6 +189,9 @@ type VXCUpdate struct {
 	AEndProductUID string `json:"aEndProductUid,omitempty"`
 	BEndProductUID string `json:"bEndProductUid,omitempty"`
 	Term           *int   `json:"term,omitempty"`
+
+	AEndPartnerConfig VXCPartnerConfiguration `json:"aEndConfig,omitempty"`
+	BEndPartnerConfig VXCPartnerConfiguration `json:"bEndConfig,omitempty"`
 }
 
 // VXCOrderResponse represents the response from the VXC Order API.