diff --git a/README.md b/README.md
index 8d50cfc..0ee8e74 100644
--- a/README.md
+++ b/README.md
@@ -474,7 +474,7 @@ A few examples of piecing together commands:
 
 - `nm`: symbols from object files
 
-- `ab`: benchmarking web servers
+- `ab` or `wrk`: benchmarking web servers
 
 - `strace`: system call debugging