diff --git a/README.md b/README.md
index 4eae8e32..e0590629 100644
--- a/README.md
+++ b/README.md
@@ -195,7 +195,7 @@ processor       : 15
 
 
 # taskset
-run nbio_nonblocking server on cpu 0-3
+run nbio_nonblocking server on cpu 0-7
 
 --------------------------------------------------------------
 BenchType  : BenchEcho