diff --git a/src/vnet/session/session_node.c b/src/vnet/session/session_node.c
index f3713d0..f8157cc 100644
--- a/src/vnet/session/session_node.c
+++ b/src/vnet/session/session_node.c
@@ -1431,8 +1431,7 @@
 
   SESSION_EVT (SESSION_EVT_DISPATCH_START, wrk);
 
-  wrk->last_vlib_time = vlib_time_now (vm);
-  wrk->last_vlib_us_time = wrk->last_vlib_time * CLIB_US_TIME_FREQ;
+  session_wrk_update_time (wrk, vlib_time_now (vm));
 
   /*
    *  Update transport time