diff --git a/src/vlib/main.h b/src/vlib/main.h
index 0197b4f..329bf07 100644
--- a/src/vlib/main.h
+++ b/src/vlib/main.h
@@ -156,7 +156,7 @@
   uword *init_functions_called;
 
   /* to compare with node runtime */
-  u32 cpu_index;
+  u32 thread_index;
 
   void **mbuf_alloc_list;