diff --git a/README.md b/README.md
index 0e727f5..d09d288 100644
--- a/README.md
+++ b/README.md
@@ -338,7 +338,7 @@ See also: [`-map-when`](#-map-when-pred-rep-list), [`-replace-first`](#-replace-
 
 #### -map-last `(pred rep list)`
 
-Replace first item in `list` satisfying `pred` with result of `rep` called on this item.
+Replace last item in `list` satisfying `pred` with result of `rep` called on this item.
 
 See also: [`-map-when`](#-map-when-pred-rep-list), [`-replace-last`](#-replace-last-old-new-list)