diff --git a/models/workflow_execution/workflow_scheduler.go b/models/workflow_execution/workflow_scheduler.go
index e4be90e..23e87d7 100644
--- a/models/workflow_execution/workflow_scheduler.go
+++ b/models/workflow_execution/workflow_scheduler.go
@@ -106,11 +106,11 @@ func getBooking( b *booking.Booking, request *tools.APIRequest, wf *workflow.Wor
 	}
 	m.Unlock()
 
-	meth := request.Caller.URLS[tools.BOOKING][tools.GET]
+	meth := c.URLS[tools.BOOKING][tools.GET]
 	meth = strings.ReplaceAll(meth, ":id", b.ResourceID)
 	meth = strings.ReplaceAll(meth, ":start_date", b.ExpectedStartDate.Format("2006-01-02T15:04:05"))
 	meth = strings.ReplaceAll(meth, ":end_date", b.ExpectedEndDate.Format("2006-01-02T15:04:05"))
-	request.Caller.URLS[tools.BOOKING][tools.GET] = meth
+	c.URLS[tools.BOOKING][tools.GET] = meth
 	_, err = (&peer.Peer{}).LaunchPeerExecution(b.DestPeerID, b.ResourceID, tools.BOOKING, tools.GET, nil, &c)
 
 	if err != nil {