diff --git a/Documentation/rev-list-options.txt b/Documentation/rev-list-options.txt
index 6a4b6355ba9..5b440294c57 100644
--- a/Documentation/rev-list-options.txt
+++ b/Documentation/rev-list-options.txt
@@ -622,6 +622,7 @@ These options are mostly targeted for packing of git repositories.
 --no-walk::
 
 	Only show the given revs, but do not traverse their ancestors.
+	This has no effect if a range is specified.
 
 --do-walk::