diff --git a/docs/src/cpu.md.in b/docs/src/cpu.md.in
index d6d45823d..600d3846a 100644
--- a/docs/src/cpu.md.in
+++ b/docs/src/cpu.md.in
@@ -18,7 +18,7 @@ $x + $y' a.csv b.csv c.csv` will have seven goroutines running:
 * record-reader record-builder,
 * `cut`,
 * `sort`,
-* `rename`,
+* `put`,
 * record-writer,
 * controller.